11895220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20509}}^1$

素因数の和:20547

約数の個数: 24

約数和(自身を含む): 25842600

約数和(自身を除く): 13947380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 20509, 41018, 82036, 102545, 205090, 410180, 594761, 1189522, 2379044, 2973805, 5947610, 11895220]

約数ペア:

[(1, 11895220), (2, 5947610), (4, 2973805), (5, 2379044), (10, 1189522), (20, 594761), (29, 410180), (58, 205090), (116, 102545), (145, 82036), (290, 41018), (580, 20509)]