28090468

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2579}}^1$

素因数の和:2979

約数の個数: 24

約数和(自身を含む): 56347200

約数和(自身を除く): 28256732

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2579, 2723, 5158, 5446, 10316, 10892, 18053, 36106, 72212, 1003231, 2006462, 4012924, 7022617, 14045234, 28090468]

約数ペア:

[(1, 28090468), (2, 14045234), (4, 7022617), (7, 4012924), (14, 2006462), (28, 1003231), (389, 72212), (778, 36106), (1556, 18053), (2579, 10892), (2723, 10316), (5158, 5446)]