40178860

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2441}}^1$

素因数の和:3273

約数の個数: 24

約数和(自身を含む): 84512736

約数和(自身を除く): 44333876

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 2441, 3292, 4115, 4882, 8230, 9764, 12205, 16460, 24410, 48820, 2008943, 4017886, 8035772, 10044715, 20089430, 40178860]

約数ペア:

[(1, 40178860), (2, 20089430), (4, 10044715), (5, 8035772), (10, 4017886), (20, 2008943), (823, 48820), (1646, 24410), (2441, 16460), (3292, 12205), (4115, 9764), (4882, 8230)]