142294640

素因数分解:

$2^4\times 5^1\times {\mathrm{1778683}}^1$

素因数の和:1778696

約数の個数: 20

約数和(自身を含む): 330835224

約数和(自身を除く): 188540584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1778683, 3557366, 7114732, 8893415, 14229464, 17786830, 28458928, 35573660, 71147320, 142294640]

約数ペア:

[(1, 142294640), (2, 71147320), (4, 35573660), (5, 28458928), (8, 17786830), (10, 14229464), (16, 8893415), (20, 7114732), (40, 3557366), (80, 1778683)]