359172920

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{34939}}^1$

素因数の和:35207

約数の個数: 32

約数和(自身を含む): 811306800

約数和(自身を除く): 452133880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 34939, 69878, 139756, 174695, 279512, 349390, 698780, 1397560, 8979323, 17958646, 35917292, 44896615, 71834584, 89793230, 179586460, 359172920]

約数ペア:

[(1, 359172920), (2, 179586460), (4, 89793230), (5, 71834584), (8, 44896615), (10, 35917292), (20, 17958646), (40, 8979323), (257, 1397560), (514, 698780), (1028, 349390), (1285, 279512), (2056, 174695), (2570, 139756), (5140, 69878), (10280, 34939)]