813703970

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1\times {\mathrm{2179}}^1$

素因数の和:2642

約数の個数: 32

約数和(自身を含む): 1483272000

約数和(自身を除く): 669568030

約数列:

[1, 2, 5, 10, 107, 214, 349, 535, 698, 1070, 1745, 2179, 3490, 4358, 10895, 21790, 37343, 74686, 186715, 233153, 373430, 466306, 760471, 1165765, 1520942, 2331530, 3802355, 7604710, 81370397, 162740794, 406851985, 813703970]

約数ペア:

[(1, 813703970), (2, 406851985), (5, 162740794), (10, 81370397), (107, 7604710), (214, 3802355), (349, 2331530), (535, 1520942), (698, 1165765), (1070, 760471), (1745, 466306), (2179, 373430), (3490, 233153), (4358, 186715), (10895, 74686), (21790, 37343)]