9759920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6421}}^1$

素因数の和:6453

約数の個数: 40

約数和(自身を含む): 23889840

約数和(自身を除く): 14129920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 6421, 12842, 25684, 32105, 51368, 64210, 102736, 121999, 128420, 243998, 256840, 487996, 513680, 609995, 975992, 1219990, 1951984, 2439980, 4879960, 9759920]

約数ペア:

[(1, 9759920), (2, 4879960), (4, 2439980), (5, 1951984), (8, 1219990), (10, 975992), (16, 609995), (19, 513680), (20, 487996), (38, 256840), (40, 243998), (76, 128420), (80, 121999), (95, 102736), (152, 64210), (190, 51368), (304, 32105), (380, 25684), (760, 12842), (1520, 6421)]