979120

素因数分解:

$2^4\times 5^1\times {\mathrm{12239}}^1$

素因数の和:12252

約数の個数: 20

約数和(自身を含む): 2276640

約数和(自身を除く): 1297520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12239, 24478, 48956, 61195, 97912, 122390, 195824, 244780, 489560, 979120]

約数ペア:

[(1, 979120), (2, 489560), (4, 244780), (5, 195824), (8, 122390), (10, 97912), (16, 61195), (20, 48956), (40, 24478), (80, 12239)]