80393660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{93481}}^1$

素因数の和:93533

約数の個数: 24

約数和(自身を含む): 172754736

約数和(自身を除く): 92361076

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 93481, 186962, 373924, 467405, 934810, 1869620, 4019683, 8039366, 16078732, 20098415, 40196830, 80393660]

約数ペア:

[(1, 80393660), (2, 40196830), (4, 20098415), (5, 16078732), (10, 8039366), (20, 4019683), (43, 1869620), (86, 934810), (172, 467405), (215, 373924), (430, 186962), (860, 93481)]