2127740

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{557}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 4499712

約数和(自身を除く): 2371972

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 557, 764, 955, 1114, 1910, 2228, 2785, 3820, 5570, 11140, 106387, 212774, 425548, 531935, 1063870, 2127740]

約数ペア:

[(1, 2127740), (2, 1063870), (4, 531935), (5, 425548), (10, 212774), (20, 106387), (191, 11140), (382, 5570), (557, 3820), (764, 2785), (955, 2228), (1114, 1910)]