20883000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{6961}}^1$

素因数の和:6985

約数の個数: 64

約数和(自身を含む): 65164320

約数和(自身を除く): 44281320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 6961, 13922, 20883, 27844, 34805, 41766, 55688, 69610, 83532, 104415, 139220, 167064, 174025, 208830, 278440, 348050, 417660, 522075, 696100, 835320, 870125, 1044150, 1392200, 1740250, 2088300, 2610375, 3480500, 4176600, 5220750, 6961000, 10441500, 20883000]

約数ペア:

[(1, 20883000), (2, 10441500), (3, 6961000), (4, 5220750), (5, 4176600), (6, 3480500), (8, 2610375), (10, 2088300), (12, 1740250), (15, 1392200), (20, 1044150), (24, 870125), (25, 835320), (30, 696100), (40, 522075), (50, 417660), (60, 348050), (75, 278440), (100, 208830), (120, 174025), (125, 167064), (150, 139220), (200, 104415), (250, 83532), (300, 69610), (375, 55688), (500, 41766), (600, 34805), (750, 27844), (1000, 20883), (1500, 13922), (3000, 6961)]