1398788470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{7499}}^1$

素因数の和:8340

約数の個数: 32

約数和(自身を含む): 2630880000

約数和(自身を除く): 1232091530

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 811, 1622, 4055, 7499, 8110, 14998, 18653, 37306, 37495, 74990, 93265, 172477, 186530, 344954, 862385, 1724770, 6081689, 12163378, 30408445, 60816890, 139878847, 279757694, 699394235, 1398788470]

約数ペア:

[(1, 1398788470), (2, 699394235), (5, 279757694), (10, 139878847), (23, 60816890), (46, 30408445), (115, 12163378), (230, 6081689), (811, 1724770), (1622, 862385), (4055, 344954), (7499, 186530), (8110, 172477), (14998, 93265), (18653, 74990), (37306, 37495)]