39170480

素因数分解:

$2^4\times 5^1\times {\mathrm{489631}}^1$

素因数の和:489644

約数の個数: 20

約数和(自身を含む): 91071552

約数和(自身を除く): 51901072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 489631, 979262, 1958524, 2448155, 3917048, 4896310, 7834096, 9792620, 19585240, 39170480]

約数ペア:

[(1, 39170480), (2, 19585240), (4, 9792620), (5, 7834096), (8, 4896310), (10, 3917048), (16, 2448155), (20, 1958524), (40, 979262), (80, 489631)]