55897460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20107}}^1$

素因数の和:20255

約数の個数: 24

約数和(自身を含む): 118235040

約数和(自身を除く): 62337580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 20107, 40214, 80428, 100535, 201070, 402140, 2794873, 5589746, 11179492, 13974365, 27948730, 55897460]

約数ペア:

[(1, 55897460), (2, 27948730), (4, 13974365), (5, 11179492), (10, 5589746), (20, 2794873), (139, 402140), (278, 201070), (556, 100535), (695, 80428), (1390, 40214), (2780, 20107)]