30887120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35099}}^1$

素因数の和:35123

約数の個数: 40

約数和(自身を含む): 78343200

約数和(自身を除く): 47456080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 35099, 70198, 140396, 175495, 280792, 350990, 386089, 561584, 701980, 772178, 1403960, 1544356, 1930445, 2807920, 3088712, 3860890, 6177424, 7721780, 15443560, 30887120]

約数ペア:

[(1, 30887120), (2, 15443560), (4, 7721780), (5, 6177424), (8, 3860890), (10, 3088712), (11, 2807920), (16, 1930445), (20, 1544356), (22, 1403960), (40, 772178), (44, 701980), (55, 561584), (80, 386089), (88, 350990), (110, 280792), (176, 175495), (220, 140396), (440, 70198), (880, 35099)]