16781140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28933}}^1$

素因数の和:28971

約数の個数: 24

約数和(自身を含む): 36456840

約数和(自身を除く): 19675700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 28933, 57866, 115732, 144665, 289330, 578660, 839057, 1678114, 3356228, 4195285, 8390570, 16781140]

約数ペア:

[(1, 16781140), (2, 8390570), (4, 4195285), (5, 3356228), (10, 1678114), (20, 839057), (29, 578660), (58, 289330), (116, 144665), (145, 115732), (290, 57866), (580, 28933)]