40941880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{146221}}^1$

素因数の和:146239

約数の個数: 32

約数和(自身を含む): 105279840

約数和(自身を除く): 64337960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 146221, 292442, 584884, 731105, 1023547, 1169768, 1462210, 2047094, 2924420, 4094188, 5117735, 5848840, 8188376, 10235470, 20470940, 40941880]

約数ペア:

[(1, 40941880), (2, 20470940), (4, 10235470), (5, 8188376), (7, 5848840), (8, 5117735), (10, 4094188), (14, 2924420), (20, 2047094), (28, 1462210), (35, 1169768), (40, 1023547), (56, 731105), (70, 584884), (140, 292442), (280, 146221)]