57481490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3989}}^1$

素因数の和:4138

約数の個数: 32

約数和(自身を含む): 113762880

約数和(自身を除く): 56281390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 1310, 1441, 2882, 3989, 7205, 7978, 14410, 19945, 39890, 43879, 87758, 219395, 438790, 522559, 1045118, 2612795, 5225590, 5748149, 11496298, 28740745, 57481490]

約数ペア:

[(1, 57481490), (2, 28740745), (5, 11496298), (10, 5748149), (11, 5225590), (22, 2612795), (55, 1045118), (110, 522559), (131, 438790), (262, 219395), (655, 87758), (1310, 43879), (1441, 39890), (2882, 19945), (3989, 14410), (7205, 7978)]