388217020

素因数分解:

$2^2\times 5^1\times {\mathrm{4217}}^1\times {\mathrm{4603}}^1$

素因数の和:8829

約数の個数: 24

約数和(自身を含む): 815626224

約数和(自身を除く): 427409204

約数列:

[1, 2, 4, 5, 10, 20, 4217, 4603, 8434, 9206, 16868, 18412, 21085, 23015, 42170, 46030, 84340, 92060, 19410851, 38821702, 77643404, 97054255, 194108510, 388217020]

約数ペア:

[(1, 388217020), (2, 194108510), (4, 97054255), (5, 77643404), (10, 38821702), (20, 19410851), (4217, 92060), (4603, 84340), (8434, 46030), (9206, 42170), (16868, 23015), (18412, 21085)]