634287940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{977}}^1$

素因数の和:1237

約数の個数: 96

約数和(自身を含む): 1573375104

約数和(自身を除く): 939087164

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 227, 260, 286, 454, 572, 715, 908, 977, 1135, 1430, 1954, 2270, 2497, 2860, 2951, 3908, 4540, 4885, 4994, 5902, 9770, 9988, 10747, 11804, 12485, 12701, 14755, 19540, 21494, 24970, 25402, 29510, 32461, 42988, 49940, 50804, 53735, 59020, 63505, 64922, 107470, 127010, 129844, 139711, 162305, 214940, 221779, 254020, 279422, 324610, 443558, 558844, 649220, 698555, 887116, 1108895, 1397110, 2217790, 2439569, 2794220, 2883127, 4435580, 4879138, 5766254, 9758276, 11532508, 12197845, 14415635, 24395690, 28831270, 31714397, 48791380, 57662540, 63428794, 126857588, 158571985, 317143970, 634287940]

約数ペア:

[(1, 634287940), (2, 317143970), (4, 158571985), (5, 126857588), (10, 63428794), (11, 57662540), (13, 48791380), (20, 31714397), (22, 28831270), (26, 24395690), (44, 14415635), (52, 12197845), (55, 11532508), (65, 9758276), (110, 5766254), (130, 4879138), (143, 4435580), (220, 2883127), (227, 2794220), (260, 2439569), (286, 2217790), (454, 1397110), (572, 1108895), (715, 887116), (908, 698555), (977, 649220), (1135, 558844), (1430, 443558), (1954, 324610), (2270, 279422), (2497, 254020), (2860, 221779), (2951, 214940), (3908, 162305), (4540, 139711), (4885, 129844), (4994, 127010), (5902, 107470), (9770, 64922), (9988, 63505), (10747, 59020), (11804, 53735), (12485, 50804), (12701, 49940), (14755, 42988), (19540, 32461), (21494, 29510), (24970, 25402)]