28908940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49843}}^1$

素因数の和:49881

約数の個数: 24

約数和(自身を含む): 62803440

約数和(自身を除く): 33894500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 49843, 99686, 199372, 249215, 498430, 996860, 1445447, 2890894, 5781788, 7227235, 14454470, 28908940]

約数ペア:

[(1, 28908940), (2, 14454470), (4, 7227235), (5, 5781788), (10, 2890894), (20, 1445447), (29, 996860), (58, 498430), (116, 249215), (145, 199372), (290, 99686), (580, 49843)]