120582820

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{14321}}^1$

素因数の和:14751

約数の個数: 24

約数和(自身を含む): 253843128

約数和(自身を除く): 133260308

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 14321, 28642, 57284, 71605, 143210, 286420, 6029141, 12058282, 24116564, 30145705, 60291410, 120582820]

約数ペア:

[(1, 120582820), (2, 60291410), (4, 30145705), (5, 24116564), (10, 12058282), (20, 6029141), (421, 286420), (842, 143210), (1684, 71605), (2105, 57284), (4210, 28642), (8420, 14321)]