401080304

素因数分解:

$2^4\times {\mathrm{1409}}^1\times {\mathrm{17791}}^1$

素因数の和:19208

約数の個数: 20

約数和(自身を含む): 777688320

約数和(自身を除く): 376608016

約数列:

[1, 2, 4, 8, 16, 1409, 2818, 5636, 11272, 17791, 22544, 35582, 71164, 142328, 284656, 25067519, 50135038, 100270076, 200540152, 401080304]

約数ペア:

[(1, 401080304), (2, 200540152), (4, 100270076), (8, 50135038), (16, 25067519), (1409, 284656), (2818, 142328), (5636, 71164), (11272, 35582), (17791, 22544)]