39481280

素因数分解:

$2^6\times 5^1\times {\mathrm{123379}}^1$

素因数の和:123396

約数の個数: 28

約数和(自身を含む): 94015560

約数和(自身を除く): 54534280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 123379, 246758, 493516, 616895, 987032, 1233790, 1974064, 2467580, 3948128, 4935160, 7896256, 9870320, 19740640, 39481280]

約数ペア:

[(1, 39481280), (2, 19740640), (4, 9870320), (5, 7896256), (8, 4935160), (10, 3948128), (16, 2467580), (20, 1974064), (32, 1233790), (40, 987032), (64, 616895), (80, 493516), (160, 246758), (320, 123379)]