127965140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{62119}}^1$

素因数の和:62231

約数の個数: 24

約数和(自身を含む): 271340160

約数和(自身を除く): 143375020

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 62119, 124238, 248476, 310595, 621190, 1242380, 6398257, 12796514, 25593028, 31991285, 63982570, 127965140]

約数ペア:

[(1, 127965140), (2, 63982570), (4, 31991285), (5, 25593028), (10, 12796514), (20, 6398257), (103, 1242380), (206, 621190), (412, 310595), (515, 248476), (1030, 124238), (2060, 62119)]