28447910

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{26099}}^1$

素因数の和:26215

約数の個数: 16

約数和(自身を含む): 51678000

約数和(自身を除く): 23230090

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 26099, 52198, 130495, 260990, 2844791, 5689582, 14223955, 28447910]

約数ペア:

[(1, 28447910), (2, 14223955), (5, 5689582), (10, 2844791), (109, 260990), (218, 130495), (545, 52198), (1090, 26099)]