123039080

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{5387}}^1$

素因数の和:5969

約数の個数: 32

約数和(自身を含む): 277374240

約数和(自身を除く): 154335160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5387, 5710, 10774, 11420, 21548, 22840, 26935, 43096, 53870, 107740, 215480, 3075977, 6151954, 12303908, 15379885, 24607816, 30759770, 61519540, 123039080]

約数ペア:

[(1, 123039080), (2, 61519540), (4, 30759770), (5, 24607816), (8, 15379885), (10, 12303908), (20, 6151954), (40, 3075977), (571, 215480), (1142, 107740), (2284, 53870), (2855, 43096), (4568, 26935), (5387, 22840), (5710, 21548), (10774, 11420)]