20747700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23053}}^1$

素因数の和:23073

約数の個数: 54

約数和(自身を含む): 65035334

約数和(自身を除く): 44287634

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 23053, 46106, 69159, 92212, 115265, 138318, 207477, 230530, 276636, 345795, 414954, 461060, 576325, 691590, 829908, 1037385, 1152650, 1383180, 1728975, 2074770, 2305300, 3457950, 4149540, 5186925, 6915900, 10373850, 20747700]

約数ペア:

[(1, 20747700), (2, 10373850), (3, 6915900), (4, 5186925), (5, 4149540), (6, 3457950), (9, 2305300), (10, 2074770), (12, 1728975), (15, 1383180), (18, 1152650), (20, 1037385), (25, 829908), (30, 691590), (36, 576325), (45, 461060), (50, 414954), (60, 345795), (75, 276636), (90, 230530), (100, 207477), (150, 138318), (180, 115265), (225, 92212), (300, 69159), (450, 46106), (900, 23053)]