16907360

素因数分解:

$2^5\times 5^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 40198032

約数和(自身を除く): 23290672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 251, 421, 502, 842, 1004, 1255, 1684, 2008, 2105, 2510, 3368, 4016, 4210, 5020, 6736, 8032, 8420, 10040, 13472, 16840, 20080, 33680, 40160, 67360, 105671, 211342, 422684, 528355, 845368, 1056710, 1690736, 2113420, 3381472, 4226840, 8453680, 16907360]

約数ペア:

[(1, 16907360), (2, 8453680), (4, 4226840), (5, 3381472), (8, 2113420), (10, 1690736), (16, 1056710), (20, 845368), (32, 528355), (40, 422684), (80, 211342), (160, 105671), (251, 67360), (421, 40160), (502, 33680), (842, 20080), (1004, 16840), (1255, 13472), (1684, 10040), (2008, 8420), (2105, 8032), (2510, 6736), (3368, 5020), (4016, 4210)]