38727440

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4793}}^1$

素因数の和:4907

約数の個数: 40

約数和(自身を含む): 90951768

約数和(自身を除く): 52224328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 4793, 8080, 9586, 19172, 23965, 38344, 47930, 76688, 95860, 191720, 383440, 484093, 968186, 1936372, 2420465, 3872744, 4840930, 7745488, 9681860, 19363720, 38727440]

約数ペア:

[(1, 38727440), (2, 19363720), (4, 9681860), (5, 7745488), (8, 4840930), (10, 3872744), (16, 2420465), (20, 1936372), (40, 968186), (80, 484093), (101, 383440), (202, 191720), (404, 95860), (505, 76688), (808, 47930), (1010, 38344), (1616, 23965), (2020, 19172), (4040, 9586), (4793, 8080)]