205124080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{366293}}^1$

素因数の和:366313

約数の個数: 40

約数和(自身を含む): 545045472

約数和(自身を除く): 339921392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 366293, 732586, 1465172, 1831465, 2564051, 2930344, 3662930, 5128102, 5860688, 7325860, 10256204, 12820255, 14651720, 20512408, 25640510, 29303440, 41024816, 51281020, 102562040, 205124080]

約数ペア:

[(1, 205124080), (2, 102562040), (4, 51281020), (5, 41024816), (7, 29303440), (8, 25640510), (10, 20512408), (14, 14651720), (16, 12820255), (20, 10256204), (28, 7325860), (35, 5860688), (40, 5128102), (56, 3662930), (70, 2930344), (80, 2564051), (112, 1831465), (140, 1465172), (280, 732586), (560, 366293)]