2587724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 4838400

約数和(自身を除く): 2250676

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 431, 862, 1501, 1724, 3002, 6004, 8189, 16378, 32756, 34049, 68098, 136196, 646931, 1293862, 2587724]

約数ペア:

[(1, 2587724), (2, 1293862), (4, 646931), (19, 136196), (38, 68098), (76, 34049), (79, 32756), (158, 16378), (316, 8189), (431, 6004), (862, 3002), (1501, 1724)]