201959620

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{40231}}^1$

素因数の和:40491

約数の個数: 24

約数和(自身を含む): 425815488

約数和(自身を除く): 223855868

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 40231, 80462, 160924, 201155, 402310, 804620, 10097981, 20195962, 40391924, 50489905, 100979810, 201959620]

約数ペア:

[(1, 201959620), (2, 100979810), (4, 50489905), (5, 40391924), (10, 20195962), (20, 10097981), (251, 804620), (502, 402310), (1004, 201155), (1255, 160924), (2510, 80462), (5020, 40231)]