57282040

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{3989}}^1$

素因数の和:4359

約数の個数: 32

約数和(自身を含む): 129276000

約数和(自身を除く): 71993960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 3989, 7180, 7978, 14360, 15956, 19945, 31912, 39890, 79780, 159560, 1432051, 2864102, 5728204, 7160255, 11456408, 14320510, 28641020, 57282040]

約数ペア:

[(1, 57282040), (2, 28641020), (4, 14320510), (5, 11456408), (8, 7160255), (10, 5728204), (20, 2864102), (40, 1432051), (359, 159560), (718, 79780), (1436, 39890), (1795, 31912), (2872, 19945), (3590, 15956), (3989, 14360), (7180, 7978)]