20244690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11839}}^1$

素因数の和:11871

約数の個数: 48

約数和(自身を含む): 55411200

約数和(自身を除く): 35166510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11839, 23678, 35517, 59195, 71034, 106551, 118390, 177585, 213102, 224941, 355170, 449882, 532755, 674823, 1065510, 1124705, 1349646, 2024469, 2249410, 3374115, 4048938, 6748230, 10122345, 20244690]

約数ペア:

[(1, 20244690), (2, 10122345), (3, 6748230), (5, 4048938), (6, 3374115), (9, 2249410), (10, 2024469), (15, 1349646), (18, 1124705), (19, 1065510), (30, 674823), (38, 532755), (45, 449882), (57, 355170), (90, 224941), (95, 213102), (114, 177585), (171, 118390), (190, 106551), (285, 71034), (342, 59195), (570, 35517), (855, 23678), (1710, 11839)]