22769240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43787}}^1$

素因数の和:43811

約数の個数: 32

約数和(自身を含む): 55172880

約数和(自身を除く): 32403640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 43787, 87574, 175148, 218935, 350296, 437870, 569231, 875740, 1138462, 1751480, 2276924, 2846155, 4553848, 5692310, 11384620, 22769240]

約数ペア:

[(1, 22769240), (2, 11384620), (4, 5692310), (5, 4553848), (8, 2846155), (10, 2276924), (13, 1751480), (20, 1138462), (26, 875740), (40, 569231), (52, 437870), (65, 350296), (104, 218935), (130, 175148), (260, 87574), (520, 43787)]