28222580

素因数分解:

$2^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1879}}^1$

素因数の和:2639

約数の個数: 24

約数和(自身を含む): 59377920

約数和(自身を除く): 31155340

約数列:

[1, 2, 4, 5, 10, 20, 751, 1502, 1879, 3004, 3755, 3758, 7510, 7516, 9395, 15020, 18790, 37580, 1411129, 2822258, 5644516, 7055645, 14111290, 28222580]

約数ペア:

[(1, 28222580), (2, 14111290), (4, 7055645), (5, 5644516), (10, 2822258), (20, 1411129), (751, 37580), (1502, 18790), (1879, 15020), (3004, 9395), (3755, 7516), (3758, 7510)]