20070580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9743}}^1$

素因数の和:9855

約数の個数: 24

約数和(自身を含む): 42561792

約数和(自身を除く): 22491212

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 9743, 19486, 38972, 48715, 97430, 194860, 1003529, 2007058, 4014116, 5017645, 10035290, 20070580]

約数ペア:

[(1, 20070580), (2, 10035290), (4, 5017645), (5, 4014116), (10, 2007058), (20, 1003529), (103, 194860), (206, 97430), (412, 48715), (515, 38972), (1030, 19486), (2060, 9743)]