16240540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11437}}^1$

素因数の和:11517

約数の個数: 24

約数和(自身を含む): 34588512

約数和(自身を除く): 18347972

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 11437, 22874, 45748, 57185, 114370, 228740, 812027, 1624054, 3248108, 4060135, 8120270, 16240540]

約数ペア:

[(1, 16240540), (2, 8120270), (4, 4060135), (5, 3248108), (10, 1624054), (20, 812027), (71, 228740), (142, 114370), (284, 57185), (355, 45748), (710, 22874), (1420, 11437)]