13259420

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5867}}^1$

素因数の和:5989

約数の個数: 24

約数和(自身を含む): 28095984

約数和(自身を除く): 14836564

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 5867, 11734, 23468, 29335, 58670, 117340, 662971, 1325942, 2651884, 3314855, 6629710, 13259420]

約数ペア:

[(1, 13259420), (2, 6629710), (4, 3314855), (5, 2651884), (10, 1325942), (20, 662971), (113, 117340), (226, 58670), (452, 29335), (565, 23468), (1130, 11734), (2260, 5867)]