2020405470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1049}}^1$

素因数の和:1218

約数の個数: 128

約数和(自身を含む): 5322240000

約数和(自身を除く): 3301834530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 109, 114, 155, 186, 190, 218, 285, 310, 327, 465, 545, 570, 589, 654, 930, 1049, 1090, 1178, 1635, 1767, 2071, 2098, 2945, 3147, 3270, 3379, 3534, 4142, 5245, 5890, 6213, 6294, 6758, 8835, 10137, 10355, 10490, 12426, 15735, 16895, 17670, 19931, 20274, 20710, 31065, 31470, 32519, 33790, 39862, 50685, 59793, 62130, 64201, 65038, 97557, 99655, 101370, 114341, 119586, 128402, 162595, 192603, 195114, 199310, 228682, 298965, 321005, 325190, 343023, 385206, 487785, 571705, 597930, 617861, 642010, 686046, 963015, 975570, 1143410, 1235722, 1715115, 1853583, 1926030, 2172479, 3089305, 3430230, 3544571, 3707166, 4344958, 6178610, 6517437, 7089142, 9267915, 10633713, 10862395, 13034874, 17722855, 18535830, 21267426, 21724790, 32587185, 35445710, 53168565, 65174370, 67346849, 106337130, 134693698, 202040547, 336734245, 404081094, 673468490, 1010202735, 2020405470]

約数ペア:

[(1, 2020405470), (2, 1010202735), (3, 673468490), (5, 404081094), (6, 336734245), (10, 202040547), (15, 134693698), (19, 106337130), (30, 67346849), (31, 65174370), (38, 53168565), (57, 35445710), (62, 32587185), (93, 21724790), (95, 21267426), (109, 18535830), (114, 17722855), (155, 13034874), (186, 10862395), (190, 10633713), (218, 9267915), (285, 7089142), (310, 6517437), (327, 6178610), (465, 4344958), (545, 3707166), (570, 3544571), (589, 3430230), (654, 3089305), (930, 2172479), (1049, 1926030), (1090, 1853583), (1178, 1715115), (1635, 1235722), (1767, 1143410), (2071, 975570), (2098, 963015), (2945, 686046), (3147, 642010), (3270, 617861), (3379, 597930), (3534, 571705), (4142, 487785), (5245, 385206), (5890, 343023), (6213, 325190), (6294, 321005), (6758, 298965), (8835, 228682), (10137, 199310), (10355, 195114), (10490, 192603), (12426, 162595), (15735, 128402), (16895, 119586), (17670, 114341), (19931, 101370), (20274, 99655), (20710, 97557), (31065, 65038), (31470, 64201), (32519, 62130), (33790, 59793), (39862, 50685)]