7181140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21121}}^1$

素因数の和:21147

約数の個数: 24

約数和(自身を含む): 15968232

約数和(自身を除く): 8787092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 21121, 42242, 84484, 105605, 211210, 359057, 422420, 718114, 1436228, 1795285, 3590570, 7181140]

約数ペア:

[(1, 7181140), (2, 3590570), (4, 1795285), (5, 1436228), (10, 718114), (17, 422420), (20, 359057), (34, 211210), (68, 105605), (85, 84484), (170, 42242), (340, 21121)]