31821340

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{2153}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 66946320

約数和(自身を除く): 35124980

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2153, 2956, 3695, 4306, 7390, 8612, 10765, 14780, 21530, 43060, 1591067, 3182134, 6364268, 7955335, 15910670, 31821340]

約数ペア:

[(1, 31821340), (2, 15910670), (4, 7955335), (5, 6364268), (10, 3182134), (20, 1591067), (739, 43060), (1478, 21530), (2153, 14780), (2956, 10765), (3695, 8612), (4306, 7390)]