30688640

素因数分解:

$2^7\times 5^1\times {\mathrm{47951}}^1$

素因数の和:47970

約数の個数: 32

約数和(自身を含む): 73366560

約数和(自身を除く): 42677920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 47951, 95902, 191804, 239755, 383608, 479510, 767216, 959020, 1534432, 1918040, 3068864, 3836080, 6137728, 7672160, 15344320, 30688640]

約数ペア:

[(1, 30688640), (2, 15344320), (4, 7672160), (5, 6137728), (8, 3836080), (10, 3068864), (16, 1918040), (20, 1534432), (32, 959020), (40, 767216), (64, 479510), (80, 383608), (128, 239755), (160, 191804), (320, 95902), (640, 47951)]