5205640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11831}}^1$

素因数の和:11853

約数の個数: 32

約数和(自身を含む): 12778560

約数和(自身を除く): 7572920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 11831, 23662, 47324, 59155, 94648, 118310, 130141, 236620, 260282, 473240, 520564, 650705, 1041128, 1301410, 2602820, 5205640]

約数ペア:

[(1, 5205640), (2, 2602820), (4, 1301410), (5, 1041128), (8, 650705), (10, 520564), (11, 473240), (20, 260282), (22, 236620), (40, 130141), (44, 118310), (55, 94648), (88, 59155), (110, 47324), (220, 23662), (440, 11831)]