40438268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2203}}^1$

素因数の和:2573

約数の個数: 24

約数和(自身を含む): 76461168

約数和(自身を除く): 36022900

約数列:

[1, 2, 4, 13, 26, 52, 353, 706, 1412, 2203, 4406, 4589, 8812, 9178, 18356, 28639, 57278, 114556, 777659, 1555318, 3110636, 10109567, 20219134, 40438268]

約数ペア:

[(1, 40438268), (2, 20219134), (4, 10109567), (13, 3110636), (26, 1555318), (52, 777659), (353, 114556), (706, 57278), (1412, 28639), (2203, 18356), (4406, 9178), (4589, 8812)]