57021520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10039}}^1$

素因数の和:10123

約数の個数: 40

約数和(自身を含む): 134455680

約数和(自身を除く): 77434160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 10039, 20078, 40156, 50195, 80312, 100390, 160624, 200780, 401560, 712769, 803120, 1425538, 2851076, 3563845, 5702152, 7127690, 11404304, 14255380, 28510760, 57021520]

約数ペア:

[(1, 57021520), (2, 28510760), (4, 14255380), (5, 11404304), (8, 7127690), (10, 5702152), (16, 3563845), (20, 2851076), (40, 1425538), (71, 803120), (80, 712769), (142, 401560), (284, 200780), (355, 160624), (568, 100390), (710, 80312), (1136, 50195), (1420, 40156), (2840, 20078), (5680, 10039)]