47897990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 100958400

約数和(自身を除く): 53060410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 239, 245, 409, 478, 490, 818, 1195, 1673, 2045, 2390, 2863, 3346, 4090, 5726, 8365, 11711, 14315, 16730, 20041, 23422, 28630, 40082, 58555, 97751, 100205, 117110, 195502, 200410, 488755, 684257, 977510, 1368514, 3421285, 4789799, 6842570, 9579598, 23948995, 47897990]

約数ペア:

[(1, 47897990), (2, 23948995), (5, 9579598), (7, 6842570), (10, 4789799), (14, 3421285), (35, 1368514), (49, 977510), (70, 684257), (98, 488755), (239, 200410), (245, 195502), (409, 117110), (478, 100205), (490, 97751), (818, 58555), (1195, 40082), (1673, 28630), (2045, 23422), (2390, 20041), (2863, 16730), (3346, 14315), (4090, 11711), (5726, 8365)]