8851660

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2819}}^1$

素因数の和:2985

約数の個数: 24

約数和(自身を含む): 18713520

約数和(自身を除く): 9861860

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 2819, 3140, 5638, 11276, 14095, 28190, 56380, 442583, 885166, 1770332, 2212915, 4425830, 8851660]

約数ペア:

[(1, 8851660), (2, 4425830), (4, 2212915), (5, 1770332), (10, 885166), (20, 442583), (157, 56380), (314, 28190), (628, 14095), (785, 11276), (1570, 5638), (2819, 3140)]