8169460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2417}}^1$

素因数の和:2452

約数の個数: 36

約数和(自身を含む): 18584748

約数和(自身を除く): 10415288

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2417, 3380, 4834, 9668, 12085, 24170, 31421, 48340, 62842, 125684, 157105, 314210, 408473, 628420, 816946, 1633892, 2042365, 4084730, 8169460]

約数ペア:

[(1, 8169460), (2, 4084730), (4, 2042365), (5, 1633892), (10, 816946), (13, 628420), (20, 408473), (26, 314210), (52, 157105), (65, 125684), (130, 62842), (169, 48340), (260, 31421), (338, 24170), (676, 12085), (845, 9668), (1690, 4834), (2417, 3380)]