285770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:106

約数の個数: 24

約数和(自身を含む): 558252

約数和(自身を除く): 272482

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 1681, 3362, 3485, 6970, 8405, 16810, 28577, 57154, 142885, 285770]

約数ペア:

[(1, 285770), (2, 142885), (5, 57154), (10, 28577), (17, 16810), (34, 8405), (41, 6970), (82, 3485), (85, 3362), (170, 1681), (205, 1394), (410, 697)]