68539220

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{5431}}^1$

素因数の和:6071

約数の個数: 24

約数和(自身を含む): 144187008

約数和(自身を除く): 75647788

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2524, 3155, 5431, 6310, 10862, 12620, 21724, 27155, 54310, 108620, 3426961, 6853922, 13707844, 17134805, 34269610, 68539220]

約数ペア:

[(1, 68539220), (2, 34269610), (4, 17134805), (5, 13707844), (10, 6853922), (20, 3426961), (631, 108620), (1262, 54310), (2524, 27155), (3155, 21724), (5431, 12620), (6310, 10862)]