2911120

素因数分解:

$2^4\times 5^1\times {\mathrm{36389}}^1$

素因数の和:36402

約数の個数: 20

約数和(自身を含む): 6768540

約数和(自身を除く): 3857420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36389, 72778, 145556, 181945, 291112, 363890, 582224, 727780, 1455560, 2911120]

約数ペア:

[(1, 2911120), (2, 1455560), (4, 727780), (5, 582224), (8, 363890), (10, 291112), (16, 181945), (20, 145556), (40, 72778), (80, 36389)]