28201390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1063}}^1$

素因数の和:1456

約数の個数: 32

約数和(自身を含む): 58222080

約数和(自身を除く): 30020690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 379, 758, 1063, 1895, 2126, 2653, 3790, 5306, 5315, 7441, 10630, 13265, 14882, 26530, 37205, 74410, 402877, 805754, 2014385, 2820139, 4028770, 5640278, 14100695, 28201390]

約数ペア:

[(1, 28201390), (2, 14100695), (5, 5640278), (7, 4028770), (10, 2820139), (14, 2014385), (35, 805754), (70, 402877), (379, 74410), (758, 37205), (1063, 26530), (1895, 14882), (2126, 13265), (2653, 10630), (3790, 7441), (5306, 5315)]