4005700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1032

約数の個数: 36

約数和(自身を含む): 8913492

約数和(自身を除く): 4907792

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 977, 1025, 1954, 2050, 3908, 4100, 4885, 9770, 19540, 24425, 40057, 48850, 80114, 97700, 160228, 200285, 400570, 801140, 1001425, 2002850, 4005700]

約数ペア:

[(1, 4005700), (2, 2002850), (4, 1001425), (5, 801140), (10, 400570), (20, 200285), (25, 160228), (41, 97700), (50, 80114), (82, 48850), (100, 40057), (164, 24425), (205, 19540), (410, 9770), (820, 4885), (977, 4100), (1025, 3908), (1954, 2050)]