56253560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127849}}^1$

素因数の和:127871

約数の個数: 32

約数和(自身を含む): 138078000

約数和(自身を除く): 81824440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 127849, 255698, 511396, 639245, 1022792, 1278490, 1406339, 2556980, 2812678, 5113960, 5625356, 7031695, 11250712, 14063390, 28126780, 56253560]

約数ペア:

[(1, 56253560), (2, 28126780), (4, 14063390), (5, 11250712), (8, 7031695), (10, 5625356), (11, 5113960), (20, 2812678), (22, 2556980), (40, 1406339), (44, 1278490), (55, 1022792), (88, 639245), (110, 511396), (220, 255698), (440, 127849)]