26941220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31327}}^1$

素因数の和:31379

約数の個数: 24

約数和(自身を含む): 57894144

約数和(自身を除く): 30952924

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 31327, 62654, 125308, 156635, 313270, 626540, 1347061, 2694122, 5388244, 6735305, 13470610, 26941220]

約数ペア:

[(1, 26941220), (2, 13470610), (4, 6735305), (5, 5388244), (10, 2694122), (20, 1347061), (43, 626540), (86, 313270), (172, 156635), (215, 125308), (430, 62654), (860, 31327)]