104020520

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{11161}}^1$

素因数の和:11405

約数の個数: 32

約数和(自身を含む): 235071720

約数和(自身を除く): 131051200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 9320, 11161, 22322, 44644, 55805, 89288, 111610, 223220, 446440, 2600513, 5201026, 10402052, 13002565, 20804104, 26005130, 52010260, 104020520]

約数ペア:

[(1, 104020520), (2, 52010260), (4, 26005130), (5, 20804104), (8, 13002565), (10, 10402052), (20, 5201026), (40, 2600513), (233, 446440), (466, 223220), (932, 111610), (1165, 89288), (1864, 55805), (2330, 44644), (4660, 22322), (9320, 11161)]