20731064820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{38783}}^1$

素因数の和:39005

約数の個数: 96

約数和(自身を含む): 59423293440

約数和(自身を除く): 38692228620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 151, 177, 236, 295, 302, 354, 453, 590, 604, 708, 755, 885, 906, 1180, 1510, 1770, 1812, 2265, 3020, 3540, 4530, 8909, 9060, 17818, 26727, 35636, 38783, 44545, 53454, 77566, 89090, 106908, 116349, 133635, 155132, 178180, 193915, 232698, 267270, 387830, 465396, 534540, 581745, 775660, 1163490, 2288197, 2326980, 4576394, 5856233, 6864591, 9152788, 11440985, 11712466, 13729182, 17568699, 22881970, 23424932, 27458364, 29281165, 34322955, 35137398, 45763940, 58562330, 68645910, 70274796, 87843495, 117124660, 137291820, 175686990, 345517747, 351373980, 691035494, 1036553241, 1382070988, 1727588735, 2073106482, 3455177470, 4146212964, 5182766205, 6910354940, 10365532410, 20731064820]

約数ペア:

[(1, 20731064820), (2, 10365532410), (3, 6910354940), (4, 5182766205), (5, 4146212964), (6, 3455177470), (10, 2073106482), (12, 1727588735), (15, 1382070988), (20, 1036553241), (30, 691035494), (59, 351373980), (60, 345517747), (118, 175686990), (151, 137291820), (177, 117124660), (236, 87843495), (295, 70274796), (302, 68645910), (354, 58562330), (453, 45763940), (590, 35137398), (604, 34322955), (708, 29281165), (755, 27458364), (885, 23424932), (906, 22881970), (1180, 17568699), (1510, 13729182), (1770, 11712466), (1812, 11440985), (2265, 9152788), (3020, 6864591), (3540, 5856233), (4530, 4576394), (8909, 2326980), (9060, 2288197), (17818, 1163490), (26727, 775660), (35636, 581745), (38783, 534540), (44545, 465396), (53454, 387830), (77566, 267270), (89090, 232698), (106908, 193915), (116349, 178180), (133635, 155132)]