12537640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10111}}^1$

素因数の和:10153

約数の個数: 32

約数和(自身を含む): 29122560

約数和(自身を除く): 16584920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 10111, 20222, 40444, 50555, 80888, 101110, 202220, 313441, 404440, 626882, 1253764, 1567205, 2507528, 3134410, 6268820, 12537640]

約数ペア:

[(1, 12537640), (2, 6268820), (4, 3134410), (5, 2507528), (8, 1567205), (10, 1253764), (20, 626882), (31, 404440), (40, 313441), (62, 202220), (124, 101110), (155, 80888), (248, 50555), (310, 40444), (620, 20222), (1240, 10111)]