1820006510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{15541}}^1$

素因数の和:15801

約数の個数: 48

約数和(自身を含む): 3827062080

約数和(自身を除く): 2007055570

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 239, 245, 478, 490, 1195, 1673, 2390, 3346, 8365, 11711, 15541, 16730, 23422, 31082, 58555, 77705, 108787, 117110, 155410, 217574, 543935, 761509, 1087870, 1523018, 3714299, 3807545, 7428598, 7615090, 18571495, 26000093, 37142990, 52000186, 130000465, 182000651, 260000930, 364001302, 910003255, 1820006510]

約数ペア:

[(1, 1820006510), (2, 910003255), (5, 364001302), (7, 260000930), (10, 182000651), (14, 130000465), (35, 52000186), (49, 37142990), (70, 26000093), (98, 18571495), (239, 7615090), (245, 7428598), (478, 3807545), (490, 3714299), (1195, 1523018), (1673, 1087870), (2390, 761509), (3346, 543935), (8365, 217574), (11711, 155410), (15541, 117110), (16730, 108787), (23422, 77705), (31082, 58555)]