20135540740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{240109}}^1$

素因数の和:240724

約数の個数: 48

約数和(自身を含む): 48406176000

約数和(自身を除く): 28270635260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 599, 1198, 2396, 2995, 4193, 5990, 8386, 11980, 16772, 20965, 41930, 83860, 240109, 480218, 960436, 1200545, 1680763, 2401090, 3361526, 4802180, 6723052, 8403815, 16807630, 33615260, 143825291, 287650582, 575301164, 719126455, 1006777037, 1438252910, 2013554074, 2876505820, 4027108148, 5033885185, 10067770370, 20135540740]

約数ペア:

[(1, 20135540740), (2, 10067770370), (4, 5033885185), (5, 4027108148), (7, 2876505820), (10, 2013554074), (14, 1438252910), (20, 1006777037), (28, 719126455), (35, 575301164), (70, 287650582), (140, 143825291), (599, 33615260), (1198, 16807630), (2396, 8403815), (2995, 6723052), (4193, 4802180), (5990, 3361526), (8386, 2401090), (11980, 1680763), (16772, 1200545), (20965, 960436), (41930, 480218), (83860, 240109)]