561567380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{2273}}^1$

素因数の和:3416

約数の個数: 48

約数和(自身を含む): 1288211904

約数和(自身を除く): 726644524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1123, 2246, 2273, 4492, 4546, 5615, 9092, 11230, 11365, 12353, 22460, 22730, 24706, 25003, 45460, 49412, 50006, 61765, 100012, 123530, 125015, 247060, 250030, 500060, 2552579, 5105158, 10210316, 12762895, 25525790, 28078369, 51051580, 56156738, 112313476, 140391845, 280783690, 561567380]

約数ペア:

[(1, 561567380), (2, 280783690), (4, 140391845), (5, 112313476), (10, 56156738), (11, 51051580), (20, 28078369), (22, 25525790), (44, 12762895), (55, 10210316), (110, 5105158), (220, 2552579), (1123, 500060), (2246, 250030), (2273, 247060), (4492, 125015), (4546, 123530), (5615, 100012), (9092, 61765), (11230, 50006), (11365, 49412), (12353, 45460), (22460, 25003), (22730, 24706)]