40294040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21433}}^1$

素因数の和:21491

約数の個数: 32

約数和(自身を含む): 92594880

約数和(自身を除く): 52300840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21433, 42866, 85732, 107165, 171464, 214330, 428660, 857320, 1007351, 2014702, 4029404, 5036755, 8058808, 10073510, 20147020, 40294040]

約数ペア:

[(1, 40294040), (2, 20147020), (4, 10073510), (5, 8058808), (8, 5036755), (10, 4029404), (20, 2014702), (40, 1007351), (47, 857320), (94, 428660), (188, 214330), (235, 171464), (376, 107165), (470, 85732), (940, 42866), (1880, 21433)]