20207700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22453}}^1$

素因数の和:22473

約数の個数: 54

約数和(自身を含む): 63342734

約数和(自身を除く): 43135034

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, 22453, 44906, 67359, 89812, 112265, 134718, 202077, 224530, 269436, 336795, 404154, 449060, 561325, 673590, 808308, 1010385, 1122650, 1347180, 1683975, 2020770, 2245300, 3367950, 4041540, 5051925, 6735900, 10103850, 20207700]

約数ペア:

[(1, 20207700), (2, 10103850), (3, 6735900), (4, 5051925), (5, 4041540), (6, 3367950), (9, 2245300), (10, 2020770), (12, 1683975), (15, 1347180), (18, 1122650), (20, 1010385), (25, 808308), (30, 673590), (36, 561325), (45, 449060), (50, 404154), (60, 336795), (75, 269436), (90, 224530), (100, 202077), (150, 134718), (180, 112265), (225, 89812), (300, 67359), (450, 44906), (900, 22453)]