39999944

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1459}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 78840000

約数和(自身を除く): 38840056

約数列:

[1, 2, 4, 8, 23, 46, 92, 149, 184, 298, 596, 1192, 1459, 2918, 3427, 5836, 6854, 11672, 13708, 27416, 33557, 67114, 134228, 217391, 268456, 434782, 869564, 1739128, 4999993, 9999986, 19999972, 39999944]

約数ペア:

[(1, 39999944), (2, 19999972), (4, 9999986), (8, 4999993), (23, 1739128), (46, 869564), (92, 434782), (149, 268456), (184, 217391), (298, 134228), (596, 67114), (1192, 33557), (1459, 27416), (2918, 13708), (3427, 11672), (5836, 6854)]