12496540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89261}}^1$

素因数の和:89277

約数の個数: 24

約数和(自身を含む): 29992032

約数和(自身を除く): 17495492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 89261, 178522, 357044, 446305, 624827, 892610, 1249654, 1785220, 2499308, 3124135, 6248270, 12496540]

約数ペア:

[(1, 12496540), (2, 6248270), (4, 3124135), (5, 2499308), (7, 1785220), (10, 1249654), (14, 892610), (20, 624827), (28, 446305), (35, 357044), (70, 178522), (140, 89261)]