2881424

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2007

約数の個数: 40

約数和(自身を含む): 6874560

約数和(自身を除く): 3993136

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 1979, 3958, 7916, 13853, 15832, 25727, 27706, 31664, 51454, 55412, 102908, 110824, 180089, 205816, 221648, 360178, 411632, 720356, 1440712, 2881424]

約数ペア:

[(1, 2881424), (2, 1440712), (4, 720356), (7, 411632), (8, 360178), (13, 221648), (14, 205816), (16, 180089), (26, 110824), (28, 102908), (52, 55412), (56, 51454), (91, 31664), (104, 27706), (112, 25727), (182, 15832), (208, 13853), (364, 7916), (728, 3958), (1456, 1979)]