57291220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1787}}^1$

素因数の和:2032

約数の個数: 48

約数和(自身を含む): 138176640

約数和(自身を除く): 80885420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 458, 916, 1145, 1603, 1787, 2290, 3206, 3574, 4580, 6412, 7148, 8015, 8935, 12509, 16030, 17870, 25018, 32060, 35740, 50036, 62545, 125090, 250180, 409223, 818446, 1636892, 2046115, 2864561, 4092230, 5729122, 8184460, 11458244, 14322805, 28645610, 57291220]

約数ペア:

[(1, 57291220), (2, 28645610), (4, 14322805), (5, 11458244), (7, 8184460), (10, 5729122), (14, 4092230), (20, 2864561), (28, 2046115), (35, 1636892), (70, 818446), (140, 409223), (229, 250180), (458, 125090), (916, 62545), (1145, 50036), (1603, 35740), (1787, 32060), (2290, 25018), (3206, 17870), (3574, 16030), (4580, 12509), (6412, 8935), (7148, 8015)]