230595520

素因数分解:

$2^6\times 5^1\times {\mathrm{720611}}^1$

素因数の和:720628

約数の個数: 28

約数和(自身を含む): 549106344

約数和(自身を除く): 318510824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 720611, 1441222, 2882444, 3603055, 5764888, 7206110, 11529776, 14412220, 23059552, 28824440, 46119104, 57648880, 115297760, 230595520]

約数ペア:

[(1, 230595520), (2, 115297760), (4, 57648880), (5, 46119104), (8, 28824440), (10, 23059552), (16, 14412220), (20, 11529776), (32, 7206110), (40, 5764888), (64, 3603055), (80, 2882444), (160, 1441222), (320, 720611)]