547450990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{14479}}^1$

素因数の和:14704

約数の個数: 32

約数和(自身を含む): 1042560000

約数和(自身を除く): 495109010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1990, 3781, 7562, 14479, 18905, 28958, 37810, 72395, 144790, 275101, 550202, 1375505, 2751010, 2881321, 5762642, 14406605, 28813210, 54745099, 109490198, 273725495, 547450990]

約数ペア:

[(1, 547450990), (2, 273725495), (5, 109490198), (10, 54745099), (19, 28813210), (38, 14406605), (95, 5762642), (190, 2881321), (199, 2751010), (398, 1375505), (995, 550202), (1990, 275101), (3781, 144790), (7562, 72395), (14479, 37810), (18905, 28958)]