1888180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13487}}^1$

素因数の和:13503

約数の個数: 24

約数和(自身を含む): 4531968

約数和(自身を除く): 2643788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13487, 26974, 53948, 67435, 94409, 134870, 188818, 269740, 377636, 472045, 944090, 1888180]

約数ペア:

[(1, 1888180), (2, 944090), (4, 472045), (5, 377636), (7, 269740), (10, 188818), (14, 134870), (20, 94409), (28, 67435), (35, 53948), (70, 26974), (140, 13487)]