20902800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17419}}^1$

素因数の和:17440

約数の個数: 60

約数和(自身を含む): 66962480

約数和(自身を除く): 46059680

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, 150, 200, 240, 300, 400, 600, 1200, 17419, 34838, 52257, 69676, 87095, 104514, 139352, 174190, 209028, 261285, 278704, 348380, 418056, 435475, 522570, 696760, 836112, 870950, 1045140, 1306425, 1393520, 1741900, 2090280, 2612850, 3483800, 4180560, 5225700, 6967600, 10451400, 20902800]

約数ペア:

[(1, 20902800), (2, 10451400), (3, 6967600), (4, 5225700), (5, 4180560), (6, 3483800), (8, 2612850), (10, 2090280), (12, 1741900), (15, 1393520), (16, 1306425), (20, 1045140), (24, 870950), (25, 836112), (30, 696760), (40, 522570), (48, 435475), (50, 418056), (60, 348380), (75, 278704), (80, 261285), (100, 209028), (120, 174190), (150, 139352), (200, 104514), (240, 87095), (300, 69676), (400, 52257), (600, 34838), (1200, 17419)]