7928240

素因数分解:

$2^4\times 5^1\times {\mathrm{99103}}^1$

素因数の和:99116

約数の個数: 20

約数和(自身を含む): 18433344

約数和(自身を除く): 10505104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 99103, 198206, 396412, 495515, 792824, 991030, 1585648, 1982060, 3964120, 7928240]

約数ペア:

[(1, 7928240), (2, 3964120), (4, 1982060), (5, 1585648), (8, 991030), (10, 792824), (16, 495515), (20, 396412), (40, 198206), (80, 99103)]