17385040

素因数分解:

$2^4\times 5^1\times {\mathrm{217313}}^1$

素因数の和:217326

約数の個数: 20

約数和(自身を含む): 40420404

約数和(自身を除く): 23035364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 217313, 434626, 869252, 1086565, 1738504, 2173130, 3477008, 4346260, 8692520, 17385040]

約数ペア:

[(1, 17385040), (2, 8692520), (4, 4346260), (5, 3477008), (8, 2173130), (10, 1738504), (16, 1086565), (20, 869252), (40, 434626), (80, 217313)]