7890350020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{929}}^1$

素因数の和:1098

約数の個数: 192

約数和(自身を含む): 20798668800

約数和(自身を除く): 12908318780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 103, 124, 133, 140, 155, 190, 206, 217, 266, 310, 380, 412, 434, 515, 532, 589, 620, 665, 721, 868, 929, 1030, 1085, 1178, 1330, 1442, 1858, 1957, 2060, 2170, 2356, 2660, 2884, 2945, 3193, 3605, 3716, 3914, 4123, 4340, 4645, 5890, 6386, 6503, 7210, 7828, 8246, 9290, 9785, 11780, 12772, 13006, 13699, 14420, 15965, 16492, 17651, 18580, 19570, 20615, 22351, 26012, 27398, 28799, 31930, 32515, 35302, 39140, 41230, 44702, 54796, 57598, 60667, 63860, 65030, 68495, 70604, 82460, 88255, 89404, 95687, 111755, 115196, 121334, 123557, 130060, 136990, 143995, 176510, 191374, 201593, 223510, 242668, 247114, 273980, 287990, 303335, 353020, 382748, 403186, 424669, 447020, 478435, 494228, 547181, 575980, 606670, 617785, 669809, 806372, 849338, 956870, 1007965, 1094362, 1213340, 1235570, 1339618, 1698676, 1818053, 1913740, 2015930, 2123345, 2188724, 2471140, 2679236, 2735905, 2966297, 3349045, 3636106, 3830267, 4031860, 4246690, 5471810, 5932594, 6698090, 7272212, 7660534, 8493380, 9090265, 10943620, 11865188, 12726371, 13396180, 14831485, 15321068, 18180530, 19151335, 20764079, 25452742, 29662970, 36361060, 38302670, 41528158, 50905484, 56359643, 59325940, 63631855, 76605340, 83056316, 103820395, 112719286, 127263710, 207640790, 225438572, 254527420, 281798215, 394517501, 415281580, 563596430, 789035002, 1127192860, 1578070004, 1972587505, 3945175010, 7890350020]

約数ペア:

[(1, 7890350020), (2, 3945175010), (4, 1972587505), (5, 1578070004), (7, 1127192860), (10, 789035002), (14, 563596430), (19, 415281580), (20, 394517501), (28, 281798215), (31, 254527420), (35, 225438572), (38, 207640790), (62, 127263710), (70, 112719286), (76, 103820395), (95, 83056316), (103, 76605340), (124, 63631855), (133, 59325940), (140, 56359643), (155, 50905484), (190, 41528158), (206, 38302670), (217, 36361060), (266, 29662970), (310, 25452742), (380, 20764079), (412, 19151335), (434, 18180530), (515, 15321068), (532, 14831485), (589, 13396180), (620, 12726371), (665, 11865188), (721, 10943620), (868, 9090265), (929, 8493380), (1030, 7660534), (1085, 7272212), (1178, 6698090), (1330, 5932594), (1442, 5471810), (1858, 4246690), (1957, 4031860), (2060, 3830267), (2170, 3636106), (2356, 3349045), (2660, 2966297), (2884, 2735905), (2945, 2679236), (3193, 2471140), (3605, 2188724), (3716, 2123345), (3914, 2015930), (4123, 1913740), (4340, 1818053), (4645, 1698676), (5890, 1339618), (6386, 1235570), (6503, 1213340), (7210, 1094362), (7828, 1007965), (8246, 956870), (9290, 849338), (9785, 806372), (11780, 669809), (12772, 617785), (13006, 606670), (13699, 575980), (14420, 547181), (15965, 494228), (16492, 478435), (17651, 447020), (18580, 424669), (19570, 403186), (20615, 382748), (22351, 353020), (26012, 303335), (27398, 287990), (28799, 273980), (31930, 247114), (32515, 242668), (35302, 223510), (39140, 201593), (41230, 191374), (44702, 176510), (54796, 143995), (57598, 136990), (60667, 130060), (63860, 123557), (65030, 121334), (68495, 115196), (70604, 111755), (82460, 95687), (88255, 89404)]