20802000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{3467}}^1$

素因数の和:3493

約数の個数: 80

約数和(自身を含む): 67084992

約数和(自身を除く): 46282992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 2000, 3000, 3467, 6000, 6934, 10401, 13868, 17335, 20802, 27736, 34670, 41604, 52005, 55472, 69340, 83208, 86675, 104010, 138680, 166416, 173350, 208020, 260025, 277360, 346700, 416040, 433375, 520050, 693400, 832080, 866750, 1040100, 1300125, 1386800, 1733500, 2080200, 2600250, 3467000, 4160400, 5200500, 6934000, 10401000, 20802000]

約数ペア:

[(1, 20802000), (2, 10401000), (3, 6934000), (4, 5200500), (5, 4160400), (6, 3467000), (8, 2600250), (10, 2080200), (12, 1733500), (15, 1386800), (16, 1300125), (20, 1040100), (24, 866750), (25, 832080), (30, 693400), (40, 520050), (48, 433375), (50, 416040), (60, 346700), (75, 277360), (80, 260025), (100, 208020), (120, 173350), (125, 166416), (150, 138680), (200, 104010), (240, 86675), (250, 83208), (300, 69340), (375, 55472), (400, 52005), (500, 41604), (600, 34670), (750, 27736), (1000, 20802), (1200, 17335), (1500, 13868), (2000, 10401), (3000, 6934), (3467, 6000)]