2019931580

素因数分解:

$2^2\times 5^1\times {\mathrm{9431}}^1\times {\mathrm{10709}}^1$

素因数の和:20149

約数の個数: 24

約数和(自身を含む): 4242702240

約数和(自身を除く): 2222770660

約数列:

[1, 2, 4, 5, 10, 20, 9431, 10709, 18862, 21418, 37724, 42836, 47155, 53545, 94310, 107090, 188620, 214180, 100996579, 201993158, 403986316, 504982895, 1009965790, 2019931580]

約数ペア:

[(1, 2019931580), (2, 1009965790), (4, 504982895), (5, 403986316), (10, 201993158), (20, 100996579), (9431, 214180), (10709, 188620), (18862, 107090), (21418, 94310), (37724, 53545), (42836, 47155)]