265326280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{141131}}^1$

素因数の和:141189

約数の個数: 32

約数和(自身を含む): 609690240

約数和(自身を除く): 344363960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 141131, 282262, 564524, 705655, 1129048, 1411310, 2822620, 5645240, 6633157, 13266314, 26532628, 33165785, 53065256, 66331570, 132663140, 265326280]

約数ペア:

[(1, 265326280), (2, 132663140), (4, 66331570), (5, 53065256), (8, 33165785), (10, 26532628), (20, 13266314), (40, 6633157), (47, 5645240), (94, 2822620), (188, 1411310), (235, 1129048), (376, 705655), (470, 564524), (940, 282262), (1880, 141131)]