40849040

素因数分解:

$2^4\times 5^1\times {\mathrm{510613}}^1$

素因数の和:510626

約数の個数: 20

約数和(自身を含む): 94974204

約数和(自身を除く): 54125164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 510613, 1021226, 2042452, 2553065, 4084904, 5106130, 8169808, 10212260, 20424520, 40849040]

約数ペア:

[(1, 40849040), (2, 20424520), (4, 10212260), (5, 8169808), (8, 5106130), (10, 4084904), (16, 2553065), (20, 2042452), (40, 1021226), (80, 510613)]