28639020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{477317}}^1$

素因数の和:477329

約数の個数: 24

約数和(自身を含む): 80189424

約数和(自身を除く): 51550404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 477317, 954634, 1431951, 1909268, 2386585, 2863902, 4773170, 5727804, 7159755, 9546340, 14319510, 28639020]

約数ペア:

[(1, 28639020), (2, 14319510), (3, 9546340), (4, 7159755), (5, 5727804), (6, 4773170), (10, 2863902), (12, 2386585), (15, 1909268), (20, 1431951), (30, 954634), (60, 477317)]