12495284080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5038421}}^1$

素因数の和:5038465

約数の個数: 40

約数和(自身を含む): 29988687744

約数和(自身を除く): 17493403664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5038421, 10076842, 20153684, 25192105, 40307368, 50384210, 80614736, 100768420, 156191051, 201536840, 312382102, 403073680, 624764204, 780955255, 1249528408, 1561910510, 2499056816, 3123821020, 6247642040, 12495284080]

約数ペア:

[(1, 12495284080), (2, 6247642040), (4, 3123821020), (5, 2499056816), (8, 1561910510), (10, 1249528408), (16, 780955255), (20, 624764204), (31, 403073680), (40, 312382102), (62, 201536840), (80, 156191051), (124, 100768420), (155, 80614736), (248, 50384210), (310, 40307368), (496, 25192105), (620, 20153684), (1240, 10076842), (2480, 5038421)]