201606660380

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{24646291}}^1$

素因数の和:24646709

約数の個数: 24

約数和(自身を含む): 424409148240

約数和(自身を除く): 222802487860

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 24646291, 49292582, 98585164, 123231455, 246462910, 492925820, 10080333019, 20160666038, 40321332076, 50401665095, 100803330190, 201606660380]

約数ペア:

[(1, 201606660380), (2, 100803330190), (4, 50401665095), (5, 40321332076), (10, 20160666038), (20, 10080333019), (409, 492925820), (818, 246462910), (1636, 123231455), (2045, 98585164), (4090, 49292582), (8180, 24646291)]