30664040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69691}}^1$

素因数の和:69713

約数の個数: 32

約数和(自身を含む): 75267360

約数和(自身を除く): 44603320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 69691, 139382, 278764, 348455, 557528, 696910, 766601, 1393820, 1533202, 2787640, 3066404, 3833005, 6132808, 7666010, 15332020, 30664040]

約数ペア:

[(1, 30664040), (2, 15332020), (4, 7666010), (5, 6132808), (8, 3833005), (10, 3066404), (11, 2787640), (20, 1533202), (22, 1393820), (40, 766601), (44, 696910), (55, 557528), (88, 348455), (110, 278764), (220, 139382), (440, 69691)]