850480

素因数分解:

$2^4\times 5^1\times {\mathrm{10631}}^1$

素因数の和:10644

約数の個数: 20

約数和(自身を含む): 1977552

約数和(自身を除く): 1127072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10631, 21262, 42524, 53155, 85048, 106310, 170096, 212620, 425240, 850480]

約数ペア:

[(1, 850480), (2, 425240), (4, 212620), (5, 170096), (8, 106310), (10, 85048), (16, 53155), (20, 42524), (40, 21262), (80, 10631)]