56416690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1279}}^1$

素因数の和:1698

約数の個数: 32

約数和(自身を含む): 111144960

約数和(自身を除く): 54728270

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 401, 802, 1279, 2005, 2558, 4010, 4411, 6395, 8822, 12790, 14069, 22055, 28138, 44110, 70345, 140690, 512879, 1025758, 2564395, 5128790, 5641669, 11283338, 28208345, 56416690]

約数ペア:

[(1, 56416690), (2, 28208345), (5, 11283338), (10, 5641669), (11, 5128790), (22, 2564395), (55, 1025758), (110, 512879), (401, 140690), (802, 70345), (1279, 44110), (2005, 28138), (2558, 22055), (4010, 14069), (4411, 12790), (6395, 8822)]