22160720

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{631}}^1$

素因数の和:1083

約数の個数: 40

約数和(自身を含む): 51722880

約数和(自身を除く): 29562160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 631, 878, 1262, 1756, 2195, 2524, 3155, 3512, 4390, 5048, 6310, 7024, 8780, 10096, 12620, 17560, 25240, 35120, 50480, 277009, 554018, 1108036, 1385045, 2216072, 2770090, 4432144, 5540180, 11080360, 22160720]

約数ペア:

[(1, 22160720), (2, 11080360), (4, 5540180), (5, 4432144), (8, 2770090), (10, 2216072), (16, 1385045), (20, 1108036), (40, 554018), (80, 277009), (439, 50480), (631, 35120), (878, 25240), (1262, 17560), (1756, 12620), (2195, 10096), (2524, 8780), (3155, 7024), (3512, 6310), (4390, 5048)]