290413784

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{18917}}^1$

素因数の和:19043

約数の個数: 32

約数和(自身を含む): 578890800

約数和(自身を除く): 288477016

約数列:

[1, 2, 4, 8, 19, 38, 76, 101, 152, 202, 404, 808, 1919, 3838, 7676, 15352, 18917, 37834, 75668, 151336, 359423, 718846, 1437692, 1910617, 2875384, 3821234, 7642468, 15284936, 36301723, 72603446, 145206892, 290413784]

約数ペア:

[(1, 290413784), (2, 145206892), (4, 72603446), (8, 36301723), (19, 15284936), (38, 7642468), (76, 3821234), (101, 2875384), (152, 1910617), (202, 1437692), (404, 718846), (808, 359423), (1919, 151336), (3838, 75668), (7676, 37834), (15352, 18917)]