57787640

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{2539}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 130302000

約数和(自身を除く): 72514360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2539, 2845, 4552, 5078, 5690, 10156, 11380, 12695, 20312, 22760, 25390, 50780, 101560, 1444691, 2889382, 5778764, 7223455, 11557528, 14446910, 28893820, 57787640]

約数ペア:

[(1, 57787640), (2, 28893820), (4, 14446910), (5, 11557528), (8, 7223455), (10, 5778764), (20, 2889382), (40, 1444691), (569, 101560), (1138, 50780), (2276, 25390), (2539, 22760), (2845, 20312), (4552, 12695), (5078, 11380), (5690, 10156)]