71920580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{124001}}^1$

素因数の和:124039

約数の個数: 24

約数和(自身を含む): 156242520

約数和(自身を除く): 84321940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 124001, 248002, 496004, 620005, 1240010, 2480020, 3596029, 7192058, 14384116, 17980145, 35960290, 71920580]

約数ペア:

[(1, 71920580), (2, 35960290), (4, 17980145), (5, 14384116), (10, 7192058), (20, 3596029), (29, 2480020), (58, 1240010), (116, 620005), (145, 496004), (290, 248002), (580, 124001)]