20007035620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1\times {\mathrm{521}}^1$

素因数の和:1046

約数の個数: 192

約数和(自身を含む): 51270589440

約数和(自身を除く): 31263553820

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 220, 260, 286, 290, 319, 377, 463, 521, 572, 580, 638, 715, 754, 926, 1042, 1276, 1430, 1508, 1595, 1852, 1885, 2084, 2315, 2605, 2860, 3190, 3770, 4147, 4630, 5093, 5210, 5731, 6019, 6380, 6773, 7540, 8294, 9260, 10186, 10420, 11462, 12038, 13427, 13546, 15109, 16588, 20372, 20735, 22924, 24076, 25465, 26854, 27092, 28655, 30095, 30218, 33865, 41470, 50930, 53708, 57310, 60190, 60436, 66209, 67135, 67730, 74503, 75545, 82940, 101860, 114620, 120380, 132418, 134270, 135460, 147697, 149006, 151090, 166199, 174551, 196417, 241223, 264836, 268540, 295394, 298012, 302180, 331045, 332398, 349102, 372515, 392834, 482446, 590788, 662090, 664796, 698204, 738485, 745030, 785668, 830995, 872755, 964892, 982085, 1206115, 1324180, 1476970, 1490060, 1661990, 1745510, 1920061, 1964170, 2160587, 2412230, 2653453, 2953940, 3135899, 3323980, 3491020, 3840122, 3928340, 4321174, 4824460, 5306906, 6271798, 6995467, 7680244, 8642348, 9600305, 10613812, 10802935, 12543596, 13267265, 13990934, 15679495, 19200610, 21605870, 26534530, 27981868, 31358990, 34494889, 34977335, 38401220, 43211740, 53069060, 62717980, 68989778, 69954670, 76950137, 90941071, 137979556, 139909340, 153900274, 172474445, 181882142, 307800548, 344948890, 363764284, 384750685, 454705355, 689897780, 769501370, 909410710, 1000351781, 1539002740, 1818821420, 2000703562, 4001407124, 5001758905, 10003517810, 20007035620]

約数ペア:

[(1, 20007035620), (2, 10003517810), (4, 5001758905), (5, 4001407124), (10, 2000703562), (11, 1818821420), (13, 1539002740), (20, 1000351781), (22, 909410710), (26, 769501370), (29, 689897780), (44, 454705355), (52, 384750685), (55, 363764284), (58, 344948890), (65, 307800548), (110, 181882142), (116, 172474445), (130, 153900274), (143, 139909340), (145, 137979556), (220, 90941071), (260, 76950137), (286, 69954670), (290, 68989778), (319, 62717980), (377, 53069060), (463, 43211740), (521, 38401220), (572, 34977335), (580, 34494889), (638, 31358990), (715, 27981868), (754, 26534530), (926, 21605870), (1042, 19200610), (1276, 15679495), (1430, 13990934), (1508, 13267265), (1595, 12543596), (1852, 10802935), (1885, 10613812), (2084, 9600305), (2315, 8642348), (2605, 7680244), (2860, 6995467), (3190, 6271798), (3770, 5306906), (4147, 4824460), (4630, 4321174), (5093, 3928340), (5210, 3840122), (5731, 3491020), (6019, 3323980), (6380, 3135899), (6773, 2953940), (7540, 2653453), (8294, 2412230), (9260, 2160587), (10186, 1964170), (10420, 1920061), (11462, 1745510), (12038, 1661990), (13427, 1490060), (13546, 1476970), (15109, 1324180), (16588, 1206115), (20372, 982085), (20735, 964892), (22924, 872755), (24076, 830995), (25465, 785668), (26854, 745030), (27092, 738485), (28655, 698204), (30095, 664796), (30218, 662090), (33865, 590788), (41470, 482446), (50930, 392834), (53708, 372515), (57310, 349102), (60190, 332398), (60436, 331045), (66209, 302180), (67135, 298012), (67730, 295394), (74503, 268540), (75545, 264836), (82940, 241223), (101860, 196417), (114620, 174551), (120380, 166199), (132418, 151090), (134270, 149006), (135460, 147697)]