20217233670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1\times {\mathrm{823}}^1$

素因数の和:1530

約数の個数: 128

約数和(自身を含む): 51942850560

約数和(自身を除く): 31725616890

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 71, 95, 114, 142, 190, 213, 285, 355, 426, 570, 607, 710, 823, 1065, 1214, 1349, 1646, 1821, 2130, 2469, 2698, 3035, 3642, 4047, 4115, 4938, 6070, 6745, 8094, 8230, 9105, 11533, 12345, 13490, 15637, 18210, 20235, 23066, 24690, 31274, 34599, 40470, 43097, 46911, 57665, 58433, 69198, 78185, 86194, 93822, 115330, 116866, 129291, 156370, 172995, 175299, 215485, 234555, 258582, 292165, 345990, 350598, 430970, 469110, 499561, 584330, 646455, 818843, 876495, 999122, 1110227, 1292910, 1498683, 1637686, 1752990, 2220454, 2456529, 2497805, 2997366, 3330681, 4094215, 4913058, 4995610, 5551135, 6661362, 7493415, 8188430, 9491659, 11102270, 12282645, 14986830, 16653405, 18983318, 24565290, 28474977, 33306810, 35468831, 47458295, 56949954, 70937662, 94916590, 106406493, 142374885, 177344155, 212812986, 284749770, 354688310, 532032465, 673907789, 1064064930, 1347815578, 2021723367, 3369538945, 4043446734, 6739077890, 10108616835, 20217233670]

約数ペア:

[(1, 20217233670), (2, 10108616835), (3, 6739077890), (5, 4043446734), (6, 3369538945), (10, 2021723367), (15, 1347815578), (19, 1064064930), (30, 673907789), (38, 532032465), (57, 354688310), (71, 284749770), (95, 212812986), (114, 177344155), (142, 142374885), (190, 106406493), (213, 94916590), (285, 70937662), (355, 56949954), (426, 47458295), (570, 35468831), (607, 33306810), (710, 28474977), (823, 24565290), (1065, 18983318), (1214, 16653405), (1349, 14986830), (1646, 12282645), (1821, 11102270), (2130, 9491659), (2469, 8188430), (2698, 7493415), (3035, 6661362), (3642, 5551135), (4047, 4995610), (4115, 4913058), (4938, 4094215), (6070, 3330681), (6745, 2997366), (8094, 2497805), (8230, 2456529), (9105, 2220454), (11533, 1752990), (12345, 1637686), (13490, 1498683), (15637, 1292910), (18210, 1110227), (20235, 999122), (23066, 876495), (24690, 818843), (31274, 646455), (34599, 584330), (40470, 499561), (43097, 469110), (46911, 430970), (57665, 350598), (58433, 345990), (69198, 292165), (78185, 258582), (86194, 234555), (93822, 215485), (115330, 175299), (116866, 172995), (129291, 156370)]