57135160

素因数分解:

$2^3\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1399}}^1$

素因数の和:2431

約数の個数: 32

約数和(自身を含む): 128772000

約数和(自身を除く): 71636840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021, 1399, 2042, 2798, 4084, 5105, 5596, 6995, 8168, 10210, 11192, 13990, 20420, 27980, 40840, 55960, 1428379, 2856758, 5713516, 7141895, 11427032, 14283790, 28567580, 57135160]

約数ペア:

[(1, 57135160), (2, 28567580), (4, 14283790), (5, 11427032), (8, 7141895), (10, 5713516), (20, 2856758), (40, 1428379), (1021, 55960), (1399, 40840), (2042, 27980), (2798, 20420), (4084, 13990), (5105, 11192), (5596, 10210), (6995, 8168)]