888929960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1\times {\mathrm{947}}^1$

素因数の和:1746

約数の個数: 64

約数和(自身を含む): 2069521920

約数和(自身を除く): 1180591960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 757, 947, 1240, 1514, 1894, 3028, 3785, 3788, 4735, 6056, 7570, 7576, 9470, 15140, 18940, 23467, 29357, 30280, 37880, 46934, 58714, 93868, 117335, 117428, 146785, 187736, 234670, 234856, 293570, 469340, 587140, 716879, 938680, 1174280, 1433758, 2867516, 3584395, 5735032, 7168790, 14337580, 22223249, 28675160, 44446498, 88892996, 111116245, 177785992, 222232490, 444464980, 888929960]

約数ペア:

[(1, 888929960), (2, 444464980), (4, 222232490), (5, 177785992), (8, 111116245), (10, 88892996), (20, 44446498), (31, 28675160), (40, 22223249), (62, 14337580), (124, 7168790), (155, 5735032), (248, 3584395), (310, 2867516), (620, 1433758), (757, 1174280), (947, 938680), (1240, 716879), (1514, 587140), (1894, 469340), (3028, 293570), (3785, 234856), (3788, 234670), (4735, 187736), (6056, 146785), (7570, 117428), (7576, 117335), (9470, 93868), (15140, 58714), (18940, 46934), (23467, 37880), (29357, 30280)]