20612310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4943}}^1$

素因数の和:5092

約数の個数: 32

約数和(自身を含む): 49835520

約数和(自身を除く): 29223210

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 4943, 9886, 14829, 24715, 29658, 49430, 74145, 148290, 687077, 1374154, 2061231, 3435385, 4122462, 6870770, 10306155, 20612310]

約数ペア:

[(1, 20612310), (2, 10306155), (3, 6870770), (5, 4122462), (6, 3435385), (10, 2061231), (15, 1374154), (30, 687077), (139, 148290), (278, 74145), (417, 49430), (695, 29658), (834, 24715), (1390, 14829), (2085, 9886), (4170, 4943)]