28242860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45553}}^1$

素因数の和:45593

約数の個数: 24

約数和(自身を含む): 61224576

約数和(自身を除く): 32981716

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 45553, 91106, 182212, 227765, 455530, 911060, 1412143, 2824286, 5648572, 7060715, 14121430, 28242860]

約数ペア:

[(1, 28242860), (2, 14121430), (4, 7060715), (5, 5648572), (10, 2824286), (20, 1412143), (31, 911060), (62, 455530), (124, 227765), (155, 182212), (310, 91106), (620, 45553)]