8531320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30469}}^1$

素因数の和:30487

約数の個数: 32

約数和(自身を含む): 21938400

約数和(自身を除く): 13407080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30469, 60938, 121876, 152345, 213283, 243752, 304690, 426566, 609380, 853132, 1066415, 1218760, 1706264, 2132830, 4265660, 8531320]

約数ペア:

[(1, 8531320), (2, 4265660), (4, 2132830), (5, 1706264), (7, 1218760), (8, 1066415), (10, 853132), (14, 609380), (20, 426566), (28, 304690), (35, 243752), (40, 213283), (56, 152345), (70, 121876), (140, 60938), (280, 30469)]