4223320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5557}}^1$

素因数の和:5587

約数の個数: 32

約数和(自身を含む): 10004400

約数和(自身を除く): 5781080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 5557, 11114, 22228, 27785, 44456, 55570, 105583, 111140, 211166, 222280, 422332, 527915, 844664, 1055830, 2111660, 4223320]

約数ペア:

[(1, 4223320), (2, 2111660), (4, 1055830), (5, 844664), (8, 527915), (10, 422332), (19, 222280), (20, 211166), (38, 111140), (40, 105583), (76, 55570), (95, 44456), (152, 27785), (190, 22228), (380, 11114), (760, 5557)]