55947640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199813}}^1$

素因数の和:199831

約数の個数: 32

約数和(自身を含む): 143866080

約数和(自身を除く): 87918440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 199813, 399626, 799252, 999065, 1398691, 1598504, 1998130, 2797382, 3996260, 5594764, 6993455, 7992520, 11189528, 13986910, 27973820, 55947640]

約数ペア:

[(1, 55947640), (2, 27973820), (4, 13986910), (5, 11189528), (7, 7992520), (8, 6993455), (10, 5594764), (14, 3996260), (20, 2797382), (28, 1998130), (35, 1598504), (40, 1398691), (56, 999065), (70, 799252), (140, 399626), (280, 199813)]