78502940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230891}}^1$

素因数の和:230917

約数の個数: 24

約数和(自身を含む): 174554352

約数和(自身を除く): 96051412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 230891, 461782, 923564, 1154455, 2308910, 3925147, 4617820, 7850294, 15700588, 19625735, 39251470, 78502940]

約数ペア:

[(1, 78502940), (2, 39251470), (4, 19625735), (5, 15700588), (10, 7850294), (17, 4617820), (20, 3925147), (34, 2308910), (68, 1154455), (85, 923564), (170, 461782), (340, 230891)]