56191960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127709}}^1$

素因数の和:127731

約数の個数: 32

約数和(自身を含む): 137926800

約数和(自身を除く): 81734840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 127709, 255418, 510836, 638545, 1021672, 1277090, 1404799, 2554180, 2809598, 5108360, 5619196, 7023995, 11238392, 14047990, 28095980, 56191960]

約数ペア:

[(1, 56191960), (2, 28095980), (4, 14047990), (5, 11238392), (8, 7023995), (10, 5619196), (11, 5108360), (20, 2809598), (22, 2554180), (40, 1404799), (44, 1277090), (55, 1021672), (88, 638545), (110, 510836), (220, 255418), (440, 127709)]