18980400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{15817}}^1$

素因数の和:15838

約数の個数: 60

約数和(自身を含む): 60804392

約数和(自身を除く): 41823992

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, 15817, 31634, 47451, 63268, 79085, 94902, 126536, 158170, 189804, 237255, 253072, 316340, 379608, 395425, 474510, 632680, 759216, 790850, 949020, 1186275, 1265360, 1581700, 1898040, 2372550, 3163400, 3796080, 4745100, 6326800, 9490200, 18980400]

約数ペア:

[(1, 18980400), (2, 9490200), (3, 6326800), (4, 4745100), (5, 3796080), (6, 3163400), (8, 2372550), (10, 1898040), (12, 1581700), (15, 1265360), (16, 1186275), (20, 949020), (24, 790850), (25, 759216), (30, 632680), (40, 474510), (48, 395425), (50, 379608), (60, 316340), (75, 253072), (80, 237255), (100, 189804), (120, 158170), (150, 126536), (200, 94902), (240, 79085), (300, 63268), (400, 47451), (600, 31634), (1200, 15817)]