40990340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2437}}^1$

素因数の和:2504

約数の個数: 36

約数和(自身を含む): 89186916

約数和(自身を除く): 48196576

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 2437, 3364, 4205, 4874, 8410, 9748, 12185, 16820, 24370, 48740, 70673, 141346, 282692, 353365, 706730, 1413460, 2049517, 4099034, 8198068, 10247585, 20495170, 40990340]

約数ペア:

[(1, 40990340), (2, 20495170), (4, 10247585), (5, 8198068), (10, 4099034), (20, 2049517), (29, 1413460), (58, 706730), (116, 353365), (145, 282692), (290, 141346), (580, 70673), (841, 48740), (1682, 24370), (2437, 16820), (3364, 12185), (4205, 9748), (4874, 8410)]