210947480

素因数分解:

$2^3\times 5^1\times {\mathrm{787}}^1\times {\mathrm{6701}}^1$

素因数の和:7499

約数の個数: 32

約数和(自身を含む): 475305840

約数和(自身を除く): 264358360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 787, 1574, 3148, 3935, 6296, 6701, 7870, 13402, 15740, 26804, 31480, 33505, 53608, 67010, 134020, 268040, 5273687, 10547374, 21094748, 26368435, 42189496, 52736870, 105473740, 210947480]

約数ペア:

[(1, 210947480), (2, 105473740), (4, 52736870), (5, 42189496), (8, 26368435), (10, 21094748), (20, 10547374), (40, 5273687), (787, 268040), (1574, 134020), (3148, 67010), (3935, 53608), (6296, 33505), (6701, 31480), (7870, 26804), (13402, 15740)]