28381570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1087}}^1$

素因数の和:1474

約数の個数: 32

約数和(自身を含む): 58595328

約数和(自身を除く): 30213758

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 373, 746, 1087, 1865, 2174, 2611, 3730, 5222, 5435, 7609, 10870, 13055, 15218, 26110, 38045, 76090, 405451, 810902, 2027255, 2838157, 4054510, 5676314, 14190785, 28381570]

約数ペア:

[(1, 28381570), (2, 14190785), (5, 5676314), (7, 4054510), (10, 2838157), (14, 2027255), (35, 810902), (70, 405451), (373, 76090), (746, 38045), (1087, 26110), (1865, 15218), (2174, 13055), (2611, 10870), (3730, 7609), (5222, 5435)]