2440160

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 5860512

約数和(自身を除く): 3420352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 151, 160, 202, 302, 404, 505, 604, 755, 808, 1010, 1208, 1510, 1616, 2020, 2416, 3020, 3232, 4040, 4832, 6040, 8080, 12080, 15251, 16160, 24160, 30502, 61004, 76255, 122008, 152510, 244016, 305020, 488032, 610040, 1220080, 2440160]

約数ペア:

[(1, 2440160), (2, 1220080), (4, 610040), (5, 488032), (8, 305020), (10, 244016), (16, 152510), (20, 122008), (32, 76255), (40, 61004), (80, 30502), (101, 24160), (151, 16160), (160, 15251), (202, 12080), (302, 8080), (404, 6040), (505, 4832), (604, 4040), (755, 3232), (808, 3020), (1010, 2416), (1208, 2020), (1510, 1616)]