55376920

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13441}}^1$

素因数の和:13555

約数の個数: 32

約数和(自身を含む): 125817120

約数和(自身を除く): 70440200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 13441, 26882, 53764, 67205, 107528, 134410, 268820, 537640, 1384423, 2768846, 5537692, 6922115, 11075384, 13844230, 27688460, 55376920]

約数ペア:

[(1, 55376920), (2, 27688460), (4, 13844230), (5, 11075384), (8, 6922115), (10, 5537692), (20, 2768846), (40, 1384423), (103, 537640), (206, 268820), (412, 134410), (515, 107528), (824, 67205), (1030, 53764), (2060, 26882), (4120, 13441)]