20149280

素因数分解:

$2^5\times 5^1\times {\mathrm{125933}}^1$

素因数の和:125948

約数の個数: 24

約数和(自身を含む): 47603052

約数和(自身を除く): 27453772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 125933, 251866, 503732, 629665, 1007464, 1259330, 2014928, 2518660, 4029856, 5037320, 10074640, 20149280]

約数ペア:

[(1, 20149280), (2, 10074640), (4, 5037320), (5, 4029856), (8, 2518660), (10, 2014928), (16, 1259330), (20, 1007464), (32, 629665), (40, 503732), (80, 251866), (160, 125933)]