20299540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{17203}}^1$

素因数の和:17271

約数の個数: 24

約数和(自身を含む): 43354080

約数和(自身を除く): 23054540

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 17203, 34406, 68812, 86015, 172030, 344060, 1014977, 2029954, 4059908, 5074885, 10149770, 20299540]

約数ペア:

[(1, 20299540), (2, 10149770), (4, 5074885), (5, 4059908), (10, 2029954), (20, 1014977), (59, 344060), (118, 172030), (236, 86015), (295, 68812), (590, 34406), (1180, 17203)]