571540

素因数分解:

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

素因数の和:108

約数の個数: 36

約数和(自身を含む): 1302588

約数和(自身を除く): 731048

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 1681, 2788, 3362, 3485, 6724, 6970, 8405, 13940, 16810, 28577, 33620, 57154, 114308, 142885, 285770, 571540]

約数ペア:

[(1, 571540), (2, 285770), (4, 142885), (5, 114308), (10, 57154), (17, 33620), (20, 28577), (34, 16810), (41, 13940), (68, 8405), (82, 6970), (85, 6724), (164, 3485), (170, 3362), (205, 2788), (340, 1681), (410, 1394), (697, 820)]