19204800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{4001}}^1$

素因数の和:4026

約数の個数: 84

約数和(自身を含む): 63023496

約数和(自身を除く): 43818696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 150, 160, 192, 200, 240, 300, 320, 400, 480, 600, 800, 960, 1200, 1600, 2400, 4001, 4800, 8002, 12003, 16004, 20005, 24006, 32008, 40010, 48012, 60015, 64016, 80020, 96024, 100025, 120030, 128032, 160040, 192048, 200050, 240060, 256064, 300075, 320080, 384096, 400100, 480120, 600150, 640160, 768192, 800200, 960240, 1200300, 1280320, 1600400, 1920480, 2400600, 3200800, 3840960, 4801200, 6401600, 9602400, 19204800]

約数ペア:

[(1, 19204800), (2, 9602400), (3, 6401600), (4, 4801200), (5, 3840960), (6, 3200800), (8, 2400600), (10, 1920480), (12, 1600400), (15, 1280320), (16, 1200300), (20, 960240), (24, 800200), (25, 768192), (30, 640160), (32, 600150), (40, 480120), (48, 400100), (50, 384096), (60, 320080), (64, 300075), (75, 256064), (80, 240060), (96, 200050), (100, 192048), (120, 160040), (150, 128032), (160, 120030), (192, 100025), (200, 96024), (240, 80020), (300, 64016), (320, 60015), (400, 48012), (480, 40010), (600, 32008), (800, 24006), (960, 20005), (1200, 16004), (1600, 12003), (2400, 8002), (4001, 4800)]