51496540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{111949}}^1$

素因数の和:111981

約数の個数: 24

約数和(自身を含む): 112845600

約数和(自身を除く): 61349060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 111949, 223898, 447796, 559745, 1119490, 2238980, 2574827, 5149654, 10299308, 12874135, 25748270, 51496540]

約数ペア:

[(1, 51496540), (2, 25748270), (4, 12874135), (5, 10299308), (10, 5149654), (20, 2574827), (23, 2238980), (46, 1119490), (92, 559745), (115, 447796), (230, 223898), (460, 111949)]