15693363640

素因数分解:

$2^3\times 5^1\times {\mathrm{5381}}^1\times {\mathrm{72911}}^1$

素因数の和:78303

約数の個数: 32

約数和(自身を含む): 35317114560

約数和(自身を除く): 19623750920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5381, 10762, 21524, 26905, 43048, 53810, 72911, 107620, 145822, 215240, 291644, 364555, 583288, 729110, 1458220, 2916440, 392334091, 784668182, 1569336364, 1961670455, 3138672728, 3923340910, 7846681820, 15693363640]

約数ペア:

[(1, 15693363640), (2, 7846681820), (4, 3923340910), (5, 3138672728), (8, 1961670455), (10, 1569336364), (20, 784668182), (40, 392334091), (5381, 2916440), (10762, 1458220), (21524, 729110), (26905, 583288), (43048, 364555), (53810, 291644), (72911, 215240), (107620, 145822)]