10988140

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2089}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 23173920

約数和(自身を除く): 12185780

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2089, 2630, 4178, 5260, 8356, 10445, 20890, 41780, 549407, 1098814, 2197628, 2747035, 5494070, 10988140]

約数ペア:

[(1, 10988140), (2, 5494070), (4, 2747035), (5, 2197628), (10, 1098814), (20, 549407), (263, 41780), (526, 20890), (1052, 10445), (1315, 8356), (2089, 5260), (2630, 4178)]