47320840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{169003}}^1$

素因数の和:169021

約数の個数: 32

約数和(自身を含む): 121682880

約数和(自身を除く): 74362040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 169003, 338006, 676012, 845015, 1183021, 1352024, 1690030, 2366042, 3380060, 4732084, 5915105, 6760120, 9464168, 11830210, 23660420, 47320840]

約数ペア:

[(1, 47320840), (2, 23660420), (4, 11830210), (5, 9464168), (7, 6760120), (8, 5915105), (10, 4732084), (14, 3380060), (20, 2366042), (28, 1690030), (35, 1352024), (40, 1183021), (56, 845015), (70, 676012), (140, 338006), (280, 169003)]