1098994340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1340237}}^1$

素因数の和:1340287

約数の個数: 24

約数和(自身を含む): 2364179832

約数和(自身を除く): 1265185492

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1340237, 2680474, 5360948, 6701185, 13402370, 26804740, 54949717, 109899434, 219798868, 274748585, 549497170, 1098994340]

約数ペア:

[(1, 1098994340), (2, 549497170), (4, 274748585), (5, 219798868), (10, 109899434), (20, 54949717), (41, 26804740), (82, 13402370), (164, 6701185), (205, 5360948), (410, 2680474), (820, 1340237)]