169628380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{498907}}^1$

素因数の和:498933

約数の個数: 24

約数和(自身を含む): 377174448

約数和(自身を除く): 207546068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 498907, 997814, 1995628, 2494535, 4989070, 8481419, 9978140, 16962838, 33925676, 42407095, 84814190, 169628380]

約数ペア:

[(1, 169628380), (2, 84814190), (4, 42407095), (5, 33925676), (10, 16962838), (17, 9978140), (20, 8481419), (34, 4989070), (68, 2494535), (85, 1995628), (170, 997814), (340, 498907)]