867874160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{252289}}^1$

素因数の和:252345

約数の個数: 40

約数和(自身を含む): 2064741360

約数和(自身を除く): 1196867200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 252289, 504578, 1009156, 1261445, 2018312, 2522890, 4036624, 5045780, 10091560, 10848427, 20183120, 21696854, 43393708, 54242135, 86787416, 108484270, 173574832, 216968540, 433937080, 867874160]

約数ペア:

[(1, 867874160), (2, 433937080), (4, 216968540), (5, 173574832), (8, 108484270), (10, 86787416), (16, 54242135), (20, 43393708), (40, 21696854), (43, 20183120), (80, 10848427), (86, 10091560), (172, 5045780), (215, 4036624), (344, 2522890), (430, 2018312), (688, 1261445), (860, 1009156), (1720, 504578), (3440, 252289)]