22720305

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{28579}}^1$

素因数の和:28640

約数の個数: 16

約数和(自身を含む): 37039680

約数和(自身を除く): 14319375

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 28579, 85737, 142895, 428685, 1514687, 4544061, 7573435, 22720305]

約数ペア:

[(1, 22720305), (3, 7573435), (5, 4544061), (15, 1514687), (53, 428685), (159, 142895), (265, 85737), (795, 28579)]