67646060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{198959}}^1$

素因数の和:198985

約数の個数: 24

約数和(自身を含む): 150413760

約数和(自身を除く): 82767700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 198959, 397918, 795836, 994795, 1989590, 3382303, 3979180, 6764606, 13529212, 16911515, 33823030, 67646060]

約数ペア:

[(1, 67646060), (2, 33823030), (4, 16911515), (5, 13529212), (10, 6764606), (17, 3979180), (20, 3382303), (34, 1989590), (68, 994795), (85, 795836), (170, 397918), (340, 198959)]