22308640

素因数分解:

$2^5\times 5^1\times {\mathrm{139429}}^1$

素因数の和:139444

約数の個数: 24

約数和(自身を含む): 52704540

約数和(自身を除く): 30395900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 139429, 278858, 557716, 697145, 1115432, 1394290, 2230864, 2788580, 4461728, 5577160, 11154320, 22308640]

約数ペア:

[(1, 22308640), (2, 11154320), (4, 5577160), (5, 4461728), (8, 2788580), (10, 2230864), (16, 1394290), (20, 1115432), (32, 697145), (40, 557716), (80, 278858), (160, 139429)]