9888640

素因数分解:

$2^7\times 5^1\times {\mathrm{15451}}^1$

素因数の和:15470

約数の個数: 32

約数和(自身を含む): 23641560

約数和(自身を除く): 13752920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 15451, 30902, 61804, 77255, 123608, 154510, 247216, 309020, 494432, 618040, 988864, 1236080, 1977728, 2472160, 4944320, 9888640]

約数ペア:

[(1, 9888640), (2, 4944320), (4, 2472160), (5, 1977728), (8, 1236080), (10, 988864), (16, 618040), (20, 494432), (32, 309020), (40, 247216), (64, 154510), (80, 123608), (128, 77255), (160, 61804), (320, 30902), (640, 15451)]