57657980

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2969}}^1$

素因数の和:3949

約数の個数: 24

約数和(自身を含む): 121247280

約数和(自身を除く): 63589300

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 2969, 3884, 4855, 5938, 9710, 11876, 14845, 19420, 29690, 59380, 2882899, 5765798, 11531596, 14414495, 28828990, 57657980]

約数ペア:

[(1, 57657980), (2, 28828990), (4, 14414495), (5, 11531596), (10, 5765798), (20, 2882899), (971, 59380), (1942, 29690), (2969, 19420), (3884, 14845), (4855, 11876), (5938, 9710)]