20921314800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17434429}}^1$

素因数の和:17434450

約数の個数: 60

約数和(自身を含む): 67017948920

約数和(自身を除く): 46096634120

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, 17434429, 34868858, 52303287, 69737716, 87172145, 104606574, 139475432, 174344290, 209213148, 261516435, 278950864, 348688580, 418426296, 435860725, 523032870, 697377160, 836852592, 871721450, 1046065740, 1307582175, 1394754320, 1743442900, 2092131480, 2615164350, 3486885800, 4184262960, 5230328700, 6973771600, 10460657400, 20921314800]

約数ペア:

[(1, 20921314800), (2, 10460657400), (3, 6973771600), (4, 5230328700), (5, 4184262960), (6, 3486885800), (8, 2615164350), (10, 2092131480), (12, 1743442900), (15, 1394754320), (16, 1307582175), (20, 1046065740), (24, 871721450), (25, 836852592), (30, 697377160), (40, 523032870), (48, 435860725), (50, 418426296), (60, 348688580), (75, 278950864), (80, 261516435), (100, 209213148), (120, 174344290), (150, 139475432), (200, 104606574), (240, 87172145), (300, 69737716), (400, 52303287), (600, 34868858), (1200, 17434429)]