260676688

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{397373}}^1$

素因数の和:397422

約数の個数: 20

約数和(自身を含む): 517380948

約数和(自身を除く): 256704260

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 397373, 794746, 1589492, 3178984, 6357968, 16292293, 32584586, 65169172, 130338344, 260676688]

約数ペア:

[(1, 260676688), (2, 130338344), (4, 65169172), (8, 32584586), (16, 16292293), (41, 6357968), (82, 3178984), (164, 1589492), (328, 794746), (656, 397373)]