47904980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{140897}}^1$

素因数の和:140923

約数の個数: 24

約数和(自身を含む): 106518888

約数和(自身を除く): 58613908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 140897, 281794, 563588, 704485, 1408970, 2395249, 2817940, 4790498, 9580996, 11976245, 23952490, 47904980]

約数ペア:

[(1, 47904980), (2, 23952490), (4, 11976245), (5, 9580996), (10, 4790498), (17, 2817940), (20, 2395249), (34, 1408970), (68, 704485), (85, 563588), (170, 281794), (340, 140897)]