28702670

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{17609}}^1$

素因数の和:17779

約数の個数: 16

約数和(自身を含む): 51984720

約数和(自身を除く): 23282050

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 17609, 35218, 88045, 176090, 2870267, 5740534, 14351335, 28702670]

約数ペア:

[(1, 28702670), (2, 14351335), (5, 5740534), (10, 2870267), (163, 176090), (326, 88045), (815, 35218), (1630, 17609)]