68486420

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{32003}}^1$

素因数の和:32119

約数の個数: 24

約数和(自身を含む): 145170144

約数和(自身を除く): 76683724

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 32003, 64006, 128012, 160015, 320030, 640060, 3424321, 6848642, 13697284, 17121605, 34243210, 68486420]

約数ペア:

[(1, 68486420), (2, 34243210), (4, 17121605), (5, 13697284), (10, 6848642), (20, 3424321), (107, 640060), (214, 320030), (428, 160015), (535, 128012), (1070, 64006), (2140, 32003)]