20125915570

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7481753}}^1$

素因数の和:7482029

約数の個数: 16

約数和(自身を含む): 36361324440

約数和(自身を除く): 16235408870

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 7481753, 14963506, 37408765, 74817530, 2012591557, 4025183114, 10062957785, 20125915570]

約数ペア:

[(1, 20125915570), (2, 10062957785), (5, 4025183114), (10, 2012591557), (269, 74817530), (538, 37408765), (1345, 14963506), (2690, 7481753)]