20881200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17401}}^1$

素因数の和:17422

約数の個数: 60

約数和(自身を含む): 66893288

約数和(自身を除く): 46012088

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, 17401, 34802, 52203, 69604, 87005, 104406, 139208, 174010, 208812, 261015, 278416, 348020, 417624, 435025, 522030, 696040, 835248, 870050, 1044060, 1305075, 1392080, 1740100, 2088120, 2610150, 3480200, 4176240, 5220300, 6960400, 10440600, 20881200]

約数ペア:

[(1, 20881200), (2, 10440600), (3, 6960400), (4, 5220300), (5, 4176240), (6, 3480200), (8, 2610150), (10, 2088120), (12, 1740100), (15, 1392080), (16, 1305075), (20, 1044060), (24, 870050), (25, 835248), (30, 696040), (40, 522030), (48, 435025), (50, 417624), (60, 348020), (75, 278416), (80, 261015), (100, 208812), (120, 174010), (150, 139208), (200, 104406), (240, 87005), (300, 69604), (400, 52203), (600, 34802), (1200, 17401)]