20595220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{35509}}^1$

素因数の和:35547

約数の個数: 24

約数和(自身を含む): 44742600

約数和(自身を除く): 24147380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 35509, 71018, 142036, 177545, 355090, 710180, 1029761, 2059522, 4119044, 5148805, 10297610, 20595220]

約数ペア:

[(1, 20595220), (2, 10297610), (4, 5148805), (5, 4119044), (10, 2059522), (20, 1029761), (29, 710180), (58, 355090), (116, 177545), (145, 142036), (290, 71018), (580, 35509)]