390797210

素因数分解:

$2^1\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{25229}}^1$

素因数の和:26785

約数の個数: 16

約数和(自身を含む): 703917000

約数和(自身を除く): 313119790

約数列:

[1, 2, 5, 10, 1549, 3098, 7745, 15490, 25229, 50458, 126145, 252290, 39079721, 78159442, 195398605, 390797210]

約数ペア:

[(1, 390797210), (2, 195398605), (5, 78159442), (10, 39079721), (1549, 252290), (3098, 126145), (7745, 50458), (15490, 25229)]