20145085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{683}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 25707456

約数和(自身を除く): 5562371

約数列:

[1, 5, 17, 85, 347, 683, 1735, 3415, 5899, 11611, 29495, 58055, 237001, 1185005, 4029017, 20145085]

約数ペア:

[(1, 20145085), (5, 4029017), (17, 1185005), (85, 237001), (347, 58055), (683, 29495), (1735, 11611), (3415, 5899)]