12702939620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{470131}}^1$

素因数の和:470340

約数の個数: 48

約数和(自身を含む): 30645084288

約数和(自身を除く): 17942144668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 772, 965, 1351, 1930, 2702, 3860, 5404, 6755, 13510, 27020, 470131, 940262, 1880524, 2350655, 3290917, 4701310, 6581834, 9402620, 13163668, 16454585, 32909170, 65818340, 90735283, 181470566, 362941132, 453676415, 635146981, 907352830, 1270293962, 1814705660, 2540587924, 3175734905, 6351469810, 12702939620]

約数ペア:

[(1, 12702939620), (2, 6351469810), (4, 3175734905), (5, 2540587924), (7, 1814705660), (10, 1270293962), (14, 907352830), (20, 635146981), (28, 453676415), (35, 362941132), (70, 181470566), (140, 90735283), (193, 65818340), (386, 32909170), (772, 16454585), (965, 13163668), (1351, 9402620), (1930, 6581834), (2702, 4701310), (3860, 3290917), (5404, 2350655), (6755, 1880524), (13510, 940262), (27020, 470131)]