81074620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{368521}}^1$

素因数の和:368541

約数の個数: 24

約数和(自身を含む): 185735088

約数和(自身を除く): 104660468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 368521, 737042, 1474084, 1842605, 3685210, 4053731, 7370420, 8107462, 16214924, 20268655, 40537310, 81074620]

約数ペア:

[(1, 81074620), (2, 40537310), (4, 20268655), (5, 16214924), (10, 8107462), (11, 7370420), (20, 4053731), (22, 3685210), (44, 1842605), (55, 1474084), (110, 737042), (220, 368521)]