21922240

素因数分解:

$2^6\times 5^1\times {\mathrm{68507}}^1$

素因数の和:68524

約数の個数: 28

約数和(自身を含む): 52203096

約数和(自身を除く): 30280856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 68507, 137014, 274028, 342535, 548056, 685070, 1096112, 1370140, 2192224, 2740280, 4384448, 5480560, 10961120, 21922240]

約数ペア:

[(1, 21922240), (2, 10961120), (4, 5480560), (5, 4384448), (8, 2740280), (10, 2192224), (16, 1370140), (20, 1096112), (32, 685070), (40, 548056), (64, 342535), (80, 274028), (160, 137014), (320, 68507)]