139217620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{302647}}^1$

素因数の和:302679

約数の個数: 24

約数和(自身を含む): 305069184

約数和(自身を除く): 165851564

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 302647, 605294, 1210588, 1513235, 3026470, 6052940, 6960881, 13921762, 27843524, 34804405, 69608810, 139217620]

約数ペア:

[(1, 139217620), (2, 69608810), (4, 34804405), (5, 27843524), (10, 13921762), (20, 6960881), (23, 6052940), (46, 3026470), (92, 1513235), (115, 1210588), (230, 605294), (460, 302647)]