129390420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2156507}}^1$

素因数の和:2156519

約数の個数: 24

約数和(自身を含む): 362293344

約数和(自身を除く): 232902924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2156507, 4313014, 6469521, 8626028, 10782535, 12939042, 21565070, 25878084, 32347605, 43130140, 64695210, 129390420]

約数ペア:

[(1, 129390420), (2, 64695210), (3, 43130140), (4, 32347605), (5, 25878084), (6, 21565070), (10, 12939042), (12, 10782535), (15, 8626028), (20, 6469521), (30, 4313014), (60, 2156507)]