28388870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91577}}^1$

素因数の和:91615

約数の個数: 16

約数和(自身を含む): 52748928

約数和(自身を除く): 24360058

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 91577, 183154, 457885, 915770, 2838887, 5677774, 14194435, 28388870]

約数ペア:

[(1, 28388870), (2, 14194435), (5, 5677774), (10, 2838887), (31, 915770), (62, 457885), (155, 183154), (310, 91577)]