28902370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{412891}}^1$

素因数の和:412905

約数の個数: 16

約数和(自身を含む): 59456448

約数和(自身を除く): 30554078

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 412891, 825782, 2064455, 2890237, 4128910, 5780474, 14451185, 28902370]

約数ペア:

[(1, 28902370), (2, 14451185), (5, 5780474), (7, 4128910), (10, 2890237), (14, 2064455), (35, 825782), (70, 412891)]