54920240

素因数分解:

$2^4\times 5^1\times {\mathrm{686503}}^1$

素因数の和:686516

約数の個数: 20

約数和(自身を含む): 127689744

約数和(自身を除く): 72769504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 686503, 1373006, 2746012, 3432515, 5492024, 6865030, 10984048, 13730060, 27460120, 54920240]

約数ペア:

[(1, 54920240), (2, 27460120), (4, 13730060), (5, 10984048), (8, 6865030), (10, 5492024), (16, 3432515), (20, 2746012), (40, 1373006), (80, 686503)]