2679988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 4989600

約数和(自身を除く): 2309612

約数列:

[1, 2, 4, 19, 38, 76, 179, 197, 358, 394, 716, 788, 3401, 3743, 6802, 7486, 13604, 14972, 35263, 70526, 141052, 669997, 1339994, 2679988]

約数ペア:

[(1, 2679988), (2, 1339994), (4, 669997), (19, 141052), (38, 70526), (76, 35263), (179, 14972), (197, 13604), (358, 7486), (394, 6802), (716, 3743), (788, 3401)]