869380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2583

約数の個数: 24

約数和(自身を含む): 1933848

約数和(自身を除く): 1064468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2557, 5114, 10228, 12785, 25570, 43469, 51140, 86938, 173876, 217345, 434690, 869380]

約数ペア:

[(1, 869380), (2, 434690), (4, 217345), (5, 173876), (10, 86938), (17, 51140), (20, 43469), (34, 25570), (68, 12785), (85, 10228), (170, 5114), (340, 2557)]