212535880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113051}}^1$

素因数の和:113109

約数の個数: 32

約数和(自身を含む): 488384640

約数和(自身を除く): 275848760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 113051, 226102, 452204, 565255, 904408, 1130510, 2261020, 4522040, 5313397, 10626794, 21253588, 26566985, 42507176, 53133970, 106267940, 212535880]

約数ペア:

[(1, 212535880), (2, 106267940), (4, 53133970), (5, 42507176), (8, 26566985), (10, 21253588), (20, 10626794), (40, 5313397), (47, 4522040), (94, 2261020), (188, 1130510), (235, 904408), (376, 565255), (470, 452204), (940, 226102), (1880, 113051)]