291004040

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{31769}}^1$

素因数の和:32009

約数の個数: 32

約数和(自身を含む): 657639000

約数和(自身を除く): 366634960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 31769, 63538, 127076, 158845, 254152, 317690, 635380, 1270760, 7275101, 14550202, 29100404, 36375505, 58200808, 72751010, 145502020, 291004040]

約数ペア:

[(1, 291004040), (2, 145502020), (4, 72751010), (5, 58200808), (8, 36375505), (10, 29100404), (20, 14550202), (40, 7275101), (229, 1270760), (458, 635380), (916, 317690), (1145, 254152), (1832, 158845), (2290, 127076), (4580, 63538), (9160, 31769)]