20666040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172217}}^1$

素因数の和:172231

約数の個数: 32

約数和(自身を含む): 61998480

約数和(自身を除く): 41332440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172217, 344434, 516651, 688868, 861085, 1033302, 1377736, 1722170, 2066604, 2583255, 3444340, 4133208, 5166510, 6888680, 10333020, 20666040]

約数ペア:

[(1, 20666040), (2, 10333020), (3, 6888680), (4, 5166510), (5, 4133208), (6, 3444340), (8, 2583255), (10, 2066604), (12, 1722170), (15, 1377736), (20, 1033302), (24, 861085), (30, 688868), (40, 516651), (60, 344434), (120, 172217)]