12857900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11689}}^1$

素因数の和:11714

約数の個数: 36

約数和(自身を含む): 30440760

約数和(自身を除く): 17582860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 11689, 23378, 46756, 58445, 116890, 128579, 233780, 257158, 292225, 514316, 584450, 642895, 1168900, 1285790, 2571580, 3214475, 6428950, 12857900]

約数ペア:

[(1, 12857900), (2, 6428950), (4, 3214475), (5, 2571580), (10, 1285790), (11, 1168900), (20, 642895), (22, 584450), (25, 514316), (44, 292225), (50, 257158), (55, 233780), (100, 128579), (110, 116890), (220, 58445), (275, 46756), (550, 23378), (1100, 11689)]