8808980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10243}}^1$

素因数の和:10295

約数の個数: 24

約数和(自身を含む): 18930912

約数和(自身を除く): 10121932

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 10243, 20486, 40972, 51215, 102430, 204860, 440449, 880898, 1761796, 2202245, 4404490, 8808980]

約数ペア:

[(1, 8808980), (2, 4404490), (4, 2202245), (5, 1761796), (10, 880898), (20, 440449), (43, 204860), (86, 102430), (172, 51215), (215, 40972), (430, 20486), (860, 10243)]