485274040

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{61583}}^1$

素因数の和:61791

約数の個数: 32

約数和(自身を含む): 1097426880

約数和(自身を除く): 612152840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 61583, 123166, 246332, 307915, 492664, 615830, 1231660, 2463320, 12131851, 24263702, 48527404, 60659255, 97054808, 121318510, 242637020, 485274040]

約数ペア:

[(1, 485274040), (2, 242637020), (4, 121318510), (5, 97054808), (8, 60659255), (10, 48527404), (20, 24263702), (40, 12131851), (197, 2463320), (394, 1231660), (788, 615830), (985, 492664), (1576, 307915), (1970, 246332), (3940, 123166), (7880, 61583)]