20100304808

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{489869}}^1$

素因数の和:490121

約数の個数: 32

約数和(自身を含む): 39503116800

約数和(自身を除く): 19402811992

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 223, 446, 892, 1784, 5129, 10258, 20516, 41032, 489869, 979738, 1959476, 3918952, 11266987, 22533974, 45067948, 90135896, 109240787, 218481574, 436963148, 873926296, 2512538101, 5025076202, 10050152404, 20100304808]

約数ペア:

[(1, 20100304808), (2, 10050152404), (4, 5025076202), (8, 2512538101), (23, 873926296), (46, 436963148), (92, 218481574), (184, 109240787), (223, 90135896), (446, 45067948), (892, 22533974), (1784, 11266987), (5129, 3918952), (10258, 1959476), (20516, 979738), (41032, 489869)]