67213040

素因数分解:

$2^4\times 5^1\times {\mathrm{840163}}^1$

素因数の和:840176

約数の個数: 20

約数和(自身を含む): 156270504

約数和(自身を除く): 89057464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 840163, 1680326, 3360652, 4200815, 6721304, 8401630, 13442608, 16803260, 33606520, 67213040]

約数ペア:

[(1, 67213040), (2, 33606520), (4, 16803260), (5, 13442608), (8, 8401630), (10, 6721304), (16, 4200815), (20, 3360652), (40, 1680326), (80, 840163)]