47451880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{169471}}^1$

素因数の和:169489

約数の個数: 32

約数和(自身を含む): 122019840

約数和(自身を除く): 74567960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 169471, 338942, 677884, 847355, 1186297, 1355768, 1694710, 2372594, 3389420, 4745188, 5931485, 6778840, 9490376, 11862970, 23725940, 47451880]

約数ペア:

[(1, 47451880), (2, 23725940), (4, 11862970), (5, 9490376), (7, 6778840), (8, 5931485), (10, 4745188), (14, 3389420), (20, 2372594), (28, 1694710), (35, 1355768), (40, 1186297), (56, 847355), (70, 677884), (140, 338942), (280, 169471)]