168528020

素因数分解:

$2^2\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{7927}}^1$

素因数の和:8999

約数の個数: 24

約数和(自身を含む): 354286464

約数和(自身を除く): 185758444

約数列:

[1, 2, 4, 5, 10, 20, 1063, 2126, 4252, 5315, 7927, 10630, 15854, 21260, 31708, 39635, 79270, 158540, 8426401, 16852802, 33705604, 42132005, 84264010, 168528020]

約数ペア:

[(1, 168528020), (2, 84264010), (4, 42132005), (5, 33705604), (10, 16852802), (20, 8426401), (1063, 158540), (2126, 79270), (4252, 39635), (5315, 31708), (7927, 21260), (10630, 15854)]