120785180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{147299}}^1$

素因数の和:147349

約数の個数: 24

約数和(自身を含む): 259837200

約数和(自身を除く): 139052020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 147299, 294598, 589196, 736495, 1472990, 2945980, 6039259, 12078518, 24157036, 30196295, 60392590, 120785180]

約数ペア:

[(1, 120785180), (2, 60392590), (4, 30196295), (5, 24157036), (10, 12078518), (20, 6039259), (41, 2945980), (82, 1472990), (164, 736495), (205, 589196), (410, 294598), (820, 147299)]