28582780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84067}}^1$

素因数の和:84093

約数の個数: 24

約数和(自身を含む): 63555408

約数和(自身を除く): 34972628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 84067, 168134, 336268, 420335, 840670, 1429139, 1681340, 2858278, 5716556, 7145695, 14291390, 28582780]

約数ペア:

[(1, 28582780), (2, 14291390), (4, 7145695), (5, 5716556), (10, 2858278), (17, 1681340), (20, 1429139), (34, 840670), (68, 420335), (85, 336268), (170, 168134), (340, 84067)]