68438360

素因数分解:

$2^3\times 5^1\times {\mathrm{1710959}}^1$

素因数の和:1710970

約数の個数: 16

約数和(自身を含む): 153986400

約数和(自身を除く): 85548040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1710959, 3421918, 6843836, 8554795, 13687672, 17109590, 34219180, 68438360]

約数ペア:

[(1, 68438360), (2, 34219180), (4, 17109590), (5, 13687672), (8, 8554795), (10, 6843836), (20, 3421918), (40, 1710959)]