2421140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7121}}^1$

素因数の和:7147

約数の個数: 24

約数和(自身を含む): 5384232

約数和(自身を除く): 2963092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 7121, 14242, 28484, 35605, 71210, 121057, 142420, 242114, 484228, 605285, 1210570, 2421140]

約数ペア:

[(1, 2421140), (2, 1210570), (4, 605285), (5, 484228), (10, 242114), (17, 142420), (20, 121057), (34, 71210), (68, 35605), (85, 28484), (170, 14242), (340, 7121)]