84675490

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{1069}}^1$

素因数の和:1254

約数の個数: 24

約数和(自身を含む): 154291860

約数和(自身を除く): 69616370

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 1069, 2138, 5345, 7921, 10690, 15842, 39605, 79210, 95141, 190282, 475705, 951410, 8467549, 16935098, 42337745, 84675490]

約数ペア:

[(1, 84675490), (2, 42337745), (5, 16935098), (10, 8467549), (89, 951410), (178, 475705), (445, 190282), (890, 95141), (1069, 79210), (2138, 39605), (5345, 15842), (7921, 10690)]