28015790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5923}}^1$

素因数の和:5984

約数の個数: 32

約数和(自身を含む): 56301696

約数和(自身を除く): 28285906

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 5923, 11846, 29615, 59230, 65153, 130306, 254689, 325765, 509378, 651530, 1273445, 2546890, 2801579, 5603158, 14007895, 28015790]

約数ペア:

[(1, 28015790), (2, 14007895), (5, 5603158), (10, 2801579), (11, 2546890), (22, 1273445), (43, 651530), (55, 509378), (86, 325765), (110, 254689), (215, 130306), (430, 65153), (473, 59230), (946, 29615), (2365, 11846), (4730, 5923)]