56677990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{138239}}^1$

素因数の和:138287

約数の個数: 16

約数和(自身を含む): 104509440

約数和(自身を除く): 47831450

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 138239, 276478, 691195, 1382390, 5667799, 11335598, 28338995, 56677990]

約数ペア:

[(1, 56677990), (2, 28338995), (5, 11335598), (10, 5667799), (41, 1382390), (82, 691195), (205, 276478), (410, 138239)]