79802440

素因数分解:

$2^3\times 5^1\times {\mathrm{1995061}}^1$

素因数の和:1995072

約数の個数: 16

約数和(自身を含む): 179555580

約数和(自身を除く): 99753140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1995061, 3990122, 7980244, 9975305, 15960488, 19950610, 39901220, 79802440]

約数ペア:

[(1, 79802440), (2, 39901220), (4, 19950610), (5, 15960488), (8, 9975305), (10, 7980244), (20, 3990122), (40, 1995061)]