320287984

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{541027}}^1$

素因数の和:541072

約数の個数: 20

約数和(自身を含む): 637330984

約数和(自身を除く): 317043000

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 541027, 1082054, 2164108, 4328216, 8656432, 20017999, 40035998, 80071996, 160143992, 320287984]

約数ペア:

[(1, 320287984), (2, 160143992), (4, 80071996), (8, 40035998), (16, 20017999), (37, 8656432), (74, 4328216), (148, 2164108), (296, 1082054), (592, 541027)]