20402400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8501}}^1$

素因数の和:8524

約数の個数: 72

約数和(自身を含む): 66417624

約数和(自身を除く): 46015224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8501, 17002, 25503, 34004, 42505, 51006, 68008, 85010, 102012, 127515, 136016, 170020, 204024, 212525, 255030, 272032, 340040, 408048, 425050, 510060, 637575, 680080, 816096, 850100, 1020120, 1275150, 1360160, 1700200, 2040240, 2550300, 3400400, 4080480, 5100600, 6800800, 10201200, 20402400]

約数ペア:

[(1, 20402400), (2, 10201200), (3, 6800800), (4, 5100600), (5, 4080480), (6, 3400400), (8, 2550300), (10, 2040240), (12, 1700200), (15, 1360160), (16, 1275150), (20, 1020120), (24, 850100), (25, 816096), (30, 680080), (32, 637575), (40, 510060), (48, 425050), (50, 408048), (60, 340040), (75, 272032), (80, 255030), (96, 212525), (100, 204024), (120, 170020), (150, 136016), (160, 127515), (200, 102012), (240, 85010), (300, 68008), (400, 51006), (480, 42505), (600, 34004), (800, 25503), (1200, 17002), (2400, 8501)]