80326820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{573763}}^1$

素因数の和:573779

約数の個数: 24

約数和(自身を含む): 192784704

約数和(自身を除く): 112457884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 573763, 1147526, 2295052, 2868815, 4016341, 5737630, 8032682, 11475260, 16065364, 20081705, 40163410, 80326820]

約数ペア:

[(1, 80326820), (2, 40163410), (4, 20081705), (5, 16065364), (7, 11475260), (10, 8032682), (14, 5737630), (20, 4016341), (28, 2868815), (35, 2295052), (70, 1147526), (140, 573763)]