12673640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{45263}}^1$

素因数の和:45281

約数の個数: 32

約数和(自身を含む): 32590080

約数和(自身を除く): 19916440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 45263, 90526, 181052, 226315, 316841, 362104, 452630, 633682, 905260, 1267364, 1584205, 1810520, 2534728, 3168410, 6336820, 12673640]

約数ペア:

[(1, 12673640), (2, 6336820), (4, 3168410), (5, 2534728), (7, 1810520), (8, 1584205), (10, 1267364), (14, 905260), (20, 633682), (28, 452630), (35, 362104), (40, 316841), (56, 226315), (70, 181052), (140, 90526), (280, 45263)]