1396752490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{30187}}^1$

素因数の和:30862

約数の個数: 32

約数和(自身を含む): 2877761664

約数和(自身を除く): 1481009174

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 661, 1322, 3305, 4627, 6610, 9254, 23135, 30187, 46270, 60374, 150935, 211309, 301870, 422618, 1056545, 2113090, 19953607, 39907214, 99768035, 139675249, 199536070, 279350498, 698376245, 1396752490]

約数ペア:

[(1, 1396752490), (2, 698376245), (5, 279350498), (7, 199536070), (10, 139675249), (14, 99768035), (35, 39907214), (70, 19953607), (661, 2113090), (1322, 1056545), (3305, 422618), (4627, 301870), (6610, 211309), (9254, 150935), (23135, 60374), (30187, 46270)]