20649000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{6883}}^1$

素因数の和:6907

約数の個数: 64

約数和(自身を含む): 64434240

約数和(自身を除く): 43785240

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, 6883, 13766, 20649, 27532, 34415, 41298, 55064, 68830, 82596, 103245, 137660, 165192, 172075, 206490, 275320, 344150, 412980, 516225, 688300, 825960, 860375, 1032450, 1376600, 1720750, 2064900, 2581125, 3441500, 4129800, 5162250, 6883000, 10324500, 20649000]

約数ペア:

[(1, 20649000), (2, 10324500), (3, 6883000), (4, 5162250), (5, 4129800), (6, 3441500), (8, 2581125), (10, 2064900), (12, 1720750), (15, 1376600), (20, 1032450), (24, 860375), (25, 825960), (30, 688300), (40, 516225), (50, 412980), (60, 344150), (75, 275320), (100, 206490), (120, 172075), (125, 165192), (150, 137660), (200, 103245), (250, 82596), (300, 68830), (375, 55064), (500, 41298), (600, 34415), (750, 27532), (1000, 20649), (1500, 13766), (3000, 6883)]