68927120

素因数分解:

$2^4\times 5^1\times {\mathrm{861589}}^1$

素因数の和:861602

約数の個数: 20

約数和(自身を含む): 160255740

約数和(自身を除く): 91328620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 861589, 1723178, 3446356, 4307945, 6892712, 8615890, 13785424, 17231780, 34463560, 68927120]

約数ペア:

[(1, 68927120), (2, 34463560), (4, 17231780), (5, 13785424), (8, 8615890), (10, 6892712), (16, 4307945), (20, 3446356), (40, 1723178), (80, 861589)]