138842260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{301831}}^1$

素因数の和:301863

約数の個数: 24

約数和(自身を含む): 304246656

約数和(自身を除く): 165404396

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 301831, 603662, 1207324, 1509155, 3018310, 6036620, 6942113, 13884226, 27768452, 34710565, 69421130, 138842260]

約数ペア:

[(1, 138842260), (2, 69421130), (4, 34710565), (5, 27768452), (10, 13884226), (20, 6942113), (23, 6036620), (46, 3018310), (92, 1509155), (115, 1207324), (230, 603662), (460, 301831)]