320416592

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{690553}}^1$

素因数の和:690590

約数の個数: 20

約数和(自身を含む): 642215220

約数和(自身を除く): 321798628

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 690553, 1381106, 2762212, 5524424, 11048848, 20026037, 40052074, 80104148, 160208296, 320416592]

約数ペア:

[(1, 320416592), (2, 160208296), (4, 80104148), (8, 40052074), (16, 20026037), (29, 11048848), (58, 5524424), (116, 2762212), (232, 1381106), (464, 690553)]