28601140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84121}}^1$

素因数の和:84147

約数の個数: 24

約数和(自身を含む): 63596232

約数和(自身を除く): 34995092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 84121, 168242, 336484, 420605, 841210, 1430057, 1682420, 2860114, 5720228, 7150285, 14300570, 28601140]

約数ペア:

[(1, 28601140), (2, 14300570), (4, 7150285), (5, 5720228), (10, 2860114), (17, 1682420), (20, 1430057), (34, 841210), (68, 420605), (85, 336484), (170, 168242), (340, 84121)]