89533640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{319763}}^1$

素因数の和:319781

約数の個数: 32

約数和(自身を含む): 230230080

約数和(自身を除く): 140696440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 319763, 639526, 1279052, 1598815, 2238341, 2558104, 3197630, 4476682, 6395260, 8953364, 11191705, 12790520, 17906728, 22383410, 44766820, 89533640]

約数ペア:

[(1, 89533640), (2, 44766820), (4, 22383410), (5, 17906728), (7, 12790520), (8, 11191705), (10, 8953364), (14, 6395260), (20, 4476682), (28, 3197630), (35, 2558104), (40, 2238341), (56, 1598815), (70, 1279052), (140, 639526), (280, 319763)]