197680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 526752

約数和(自身を除く): 329072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 353, 560, 706, 1412, 1765, 2471, 2824, 3530, 4942, 5648, 7060, 9884, 12355, 14120, 19768, 24710, 28240, 39536, 49420, 98840, 197680]

約数ペア:

[(1, 197680), (2, 98840), (4, 49420), (5, 39536), (7, 28240), (8, 24710), (10, 19768), (14, 14120), (16, 12355), (20, 9884), (28, 7060), (35, 5648), (40, 4942), (56, 3530), (70, 2824), (80, 2471), (112, 1765), (140, 1412), (280, 706), (353, 560)]