20089300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2609}}^1$

素因数の和:2641

約数の個数: 72

約数和(自身を含む): 54371520

約数和(自身を除く): 34282220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 2609, 3850, 5218, 7700, 10436, 13045, 18263, 26090, 28699, 36526, 52180, 57398, 65225, 73052, 91315, 114796, 130450, 143495, 182630, 200893, 260900, 286990, 365260, 401786, 456575, 573980, 717475, 803572, 913150, 1004465, 1434950, 1826300, 2008930, 2869900, 4017860, 5022325, 10044650, 20089300]

約数ペア:

[(1, 20089300), (2, 10044650), (4, 5022325), (5, 4017860), (7, 2869900), (10, 2008930), (11, 1826300), (14, 1434950), (20, 1004465), (22, 913150), (25, 803572), (28, 717475), (35, 573980), (44, 456575), (50, 401786), (55, 365260), (70, 286990), (77, 260900), (100, 200893), (110, 182630), (140, 143495), (154, 130450), (175, 114796), (220, 91315), (275, 73052), (308, 65225), (350, 57398), (385, 52180), (550, 36526), (700, 28699), (770, 26090), (1100, 18263), (1540, 13045), (1925, 10436), (2609, 7700), (3850, 5218)]