56565880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{202021}}^1$

素因数の和:202039

約数の個数: 32

約数和(自身を含む): 145455840

約数和(自身を除く): 88889960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 202021, 404042, 808084, 1010105, 1414147, 1616168, 2020210, 2828294, 4040420, 5656588, 7070735, 8080840, 11313176, 14141470, 28282940, 56565880]

約数ペア:

[(1, 56565880), (2, 28282940), (4, 14141470), (5, 11313176), (7, 8080840), (8, 7070735), (10, 5656588), (14, 4040420), (20, 2828294), (28, 2020210), (35, 1616168), (40, 1414147), (56, 1010105), (70, 808084), (140, 404042), (280, 202021)]