280139312

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{564797}}^1$

素因数の和:564836

約数の個数: 20

約数和(自身を含む): 560279616

約数和(自身を除く): 280140304

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 564797, 1129594, 2259188, 4518376, 9036752, 17508707, 35017414, 70034828, 140069656, 280139312]

約数ペア:

[(1, 280139312), (2, 140069656), (4, 70034828), (8, 35017414), (16, 17508707), (31, 9036752), (62, 4518376), (124, 2259188), (248, 1129594), (496, 564797)]