40389556

素因数分解:

$2^2\times {\mathrm{43}}^3\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 24

約数和(自身を含む): 72934400

約数和(自身を除く): 32544844

約数列:

[1, 2, 4, 43, 86, 127, 172, 254, 508, 1849, 3698, 5461, 7396, 10922, 21844, 79507, 159014, 234823, 318028, 469646, 939292, 10097389, 20194778, 40389556]

約数ペア:

[(1, 40389556), (2, 20194778), (4, 10097389), (43, 939292), (86, 469646), (127, 318028), (172, 234823), (254, 159014), (508, 79507), (1849, 21844), (3698, 10922), (5461, 7396)]