8887120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10099}}^1$

素因数の和:10123

約数の個数: 40

約数和(自身を含む): 22543200

約数和(自身を除く): 13656080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 10099, 20198, 40396, 50495, 80792, 100990, 111089, 161584, 201980, 222178, 403960, 444356, 555445, 807920, 888712, 1110890, 1777424, 2221780, 4443560, 8887120]

約数ペア:

[(1, 8887120), (2, 4443560), (4, 2221780), (5, 1777424), (8, 1110890), (10, 888712), (11, 807920), (16, 555445), (20, 444356), (22, 403960), (40, 222178), (44, 201980), (55, 161584), (80, 111089), (88, 100990), (110, 80792), (176, 50495), (220, 40396), (440, 20198), (880, 10099)]