168652220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{69691}}^1$

素因数の和:69722

約数の個数: 36

約数和(自身を含む): 389299512

約数和(自身を除く): 220647292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 69691, 139382, 278764, 348455, 696910, 766601, 1393820, 1533202, 3066404, 3833005, 7666010, 8432611, 15332020, 16865222, 33730444, 42163055, 84326110, 168652220]

約数ペア:

[(1, 168652220), (2, 84326110), (4, 42163055), (5, 33730444), (10, 16865222), (11, 15332020), (20, 8432611), (22, 7666010), (44, 3833005), (55, 3066404), (110, 1533202), (121, 1393820), (220, 766601), (242, 696910), (484, 348455), (605, 278764), (1210, 139382), (2420, 69691)]