68081420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{309461}}^1$

素因数の和:309481

約数の個数: 24

約数和(自身を含む): 155968848

約数和(自身を除く): 87887428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 309461, 618922, 1237844, 1547305, 3094610, 3404071, 6189220, 6808142, 13616284, 17020355, 34040710, 68081420]

約数ペア:

[(1, 68081420), (2, 34040710), (4, 17020355), (5, 13616284), (10, 6808142), (11, 6189220), (20, 3404071), (22, 3094610), (44, 1547305), (55, 1237844), (110, 618922), (220, 309461)]