1380496876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{397151}}^1$

素因数の和:397245

約数の個数: 24

約数和(自身を含む): 2668861440

約数和(自身を除く): 1288364564

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 397151, 794302, 1588604, 4368661, 8737322, 17474644, 31374929, 62749858, 125499716, 345124219, 690248438, 1380496876]

約数ペア:

[(1, 1380496876), (2, 690248438), (4, 345124219), (11, 125499716), (22, 62749858), (44, 31374929), (79, 17474644), (158, 8737322), (316, 4368661), (869, 1588604), (1738, 794302), (3476, 397151)]