90388540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{410857}}^1$

素因数の和:410877

約数の個数: 24

約数和(自身を含む): 207072432

約数和(自身を除く): 116683892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 410857, 821714, 1643428, 2054285, 4108570, 4519427, 8217140, 9038854, 18077708, 22597135, 45194270, 90388540]

約数ペア:

[(1, 90388540), (2, 45194270), (4, 22597135), (5, 18077708), (10, 9038854), (11, 8217140), (20, 4519427), (22, 4108570), (44, 2054285), (55, 1643428), (110, 821714), (220, 410857)]