403920008

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{379}}^1\times {\mathrm{1319}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 767448000

約数和(自身を除く): 363527992

約数列:

[1, 2, 4, 8, 101, 202, 379, 404, 758, 808, 1319, 1516, 2638, 3032, 5276, 10552, 38279, 76558, 133219, 153116, 266438, 306232, 499901, 532876, 999802, 1065752, 1999604, 3999208, 50490001, 100980002, 201960004, 403920008]

約数ペア:

[(1, 403920008), (2, 201960004), (4, 100980002), (8, 50490001), (101, 3999208), (202, 1999604), (379, 1065752), (404, 999802), (758, 532876), (808, 499901), (1319, 306232), (1516, 266438), (2638, 153116), (3032, 133219), (5276, 76558), (10552, 38279)]