4929122540

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1021}}^1\times {\mathrm{1213}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 10421947200

約数和(自身を除く): 5492824660

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1021, 1213, 1990, 2042, 2426, 3980, 4084, 4852, 5105, 6065, 10210, 12130, 20420, 24260, 203179, 241387, 406358, 482774, 812716, 965548, 1015895, 1206935, 1238473, 2031790, 2413870, 2476946, 4063580, 4827740, 4953892, 6192365, 12384730, 24769460, 246456127, 492912254, 985824508, 1232280635, 2464561270, 4929122540]

約数ペア:

[(1, 4929122540), (2, 2464561270), (4, 1232280635), (5, 985824508), (10, 492912254), (20, 246456127), (199, 24769460), (398, 12384730), (796, 6192365), (995, 4953892), (1021, 4827740), (1213, 4063580), (1990, 2476946), (2042, 2413870), (2426, 2031790), (3980, 1238473), (4084, 1206935), (4852, 1015895), (5105, 965548), (6065, 812716), (10210, 482774), (12130, 406358), (20420, 241387), (24260, 203179)]