2905040

素因数分解:

$2^4\times 5^1\times {\mathrm{36313}}^1$

素因数の和:36326

約数の個数: 20

約数和(自身を含む): 6754404

約数和(自身を除く): 3849364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36313, 72626, 145252, 181565, 290504, 363130, 581008, 726260, 1452520, 2905040]

約数ペア:

[(1, 2905040), (2, 1452520), (4, 726260), (5, 581008), (8, 363130), (10, 290504), (16, 181565), (20, 145252), (40, 72626), (80, 36313)]