40392590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2039}}^1$

素因数の和:2336

約数の個数: 32

約数和(自身を含む): 83427840

約数和(自身を除く): 43035250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283, 566, 1415, 1981, 2039, 2830, 3962, 4078, 9905, 10195, 14273, 19810, 20390, 28546, 71365, 142730, 577037, 1154074, 2885185, 4039259, 5770370, 8078518, 20196295, 40392590]

約数ペア:

[(1, 40392590), (2, 20196295), (5, 8078518), (7, 5770370), (10, 4039259), (14, 2885185), (35, 1154074), (70, 577037), (283, 142730), (566, 71365), (1415, 28546), (1981, 20390), (2039, 19810), (2830, 14273), (3962, 10195), (4078, 9905)]