12802220

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{3833}}^1$

素因数の和:4009

約数の個数: 24

約数和(自身を含む): 27052704

約数和(自身を除く): 14250484

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 3833, 7666, 15332, 19165, 38330, 76660, 640111, 1280222, 2560444, 3200555, 6401110, 12802220]

約数ペア:

[(1, 12802220), (2, 6401110), (4, 3200555), (5, 2560444), (10, 1280222), (20, 640111), (167, 76660), (334, 38330), (668, 19165), (835, 15332), (1670, 7666), (3340, 3833)]