56641980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2131}}^1$

素因数の和:2586

約数の個数: 48

約数和(自身を含む): 159030144

約数和(自身を除く): 102388164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 443, 886, 1329, 1772, 2131, 2215, 2658, 4262, 4430, 5316, 6393, 6645, 8524, 8860, 10655, 12786, 13290, 21310, 25572, 26580, 31965, 42620, 63930, 127860, 944033, 1888066, 2832099, 3776132, 4720165, 5664198, 9440330, 11328396, 14160495, 18880660, 28320990, 56641980]

約数ペア:

[(1, 56641980), (2, 28320990), (3, 18880660), (4, 14160495), (5, 11328396), (6, 9440330), (10, 5664198), (12, 4720165), (15, 3776132), (20, 2832099), (30, 1888066), (60, 944033), (443, 127860), (886, 63930), (1329, 42620), (1772, 31965), (2131, 26580), (2215, 25572), (2658, 21310), (4262, 13290), (4430, 12786), (5316, 10655), (6393, 8860), (6645, 8524)]