4045513870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{20261}}^1$

素因数の和:20796

約数の個数: 32

約数和(自身を含む): 7475219136

約数和(自身を除く): 3429705266

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 487, 974, 2435, 4870, 19967, 20261, 39934, 40522, 99835, 101305, 199670, 202610, 830701, 1661402, 4153505, 8307010, 9867107, 19734214, 49335535, 98671070, 404551387, 809102774, 2022756935, 4045513870]

約数ペア:

[(1, 4045513870), (2, 2022756935), (5, 809102774), (10, 404551387), (41, 98671070), (82, 49335535), (205, 19734214), (410, 9867107), (487, 8307010), (974, 4153505), (2435, 1661402), (4870, 830701), (19967, 202610), (20261, 199670), (39934, 101305), (40522, 99835)]