1604414380

素因数分解:

$2^2\times 5^1\times {\mathrm{80220719}}^1$

素因数の和:80220728

約数の個数: 12

約数和(自身を含む): 3369270240

約数和(自身を除く): 1764855860

約数列:

[1, 2, 4, 5, 10, 20, 80220719, 160441438, 320882876, 401103595, 802207190, 1604414380]

約数ペア:

[(1, 1604414380), (2, 802207190), (4, 401103595), (5, 320882876), (10, 160441438), (20, 80220719)]