207788740

素因数分解:

$2^2\times 5^1\times {\mathrm{2677}}^1\times {\mathrm{3881}}^1$

素因数の和:6567

約数の個数: 24

約数和(自身を含む): 436631832

約数和(自身を除く): 228843092

約数列:

[1, 2, 4, 5, 10, 20, 2677, 3881, 5354, 7762, 10708, 13385, 15524, 19405, 26770, 38810, 53540, 77620, 10389437, 20778874, 41557748, 51947185, 103894370, 207788740]

約数ペア:

[(1, 207788740), (2, 103894370), (4, 51947185), (5, 41557748), (10, 20778874), (20, 10389437), (2677, 77620), (3881, 53540), (5354, 38810), (7762, 26770), (10708, 19405), (13385, 15524)]