199152020

素因数分解:

$2^2\times 5^1\times {\mathrm{2753}}^1\times {\mathrm{3617}}^1$

素因数の和:6379

約数の個数: 24

約数和(自身を含む): 418486824

約数和(自身を除く): 219334804

約数列:

[1, 2, 4, 5, 10, 20, 2753, 3617, 5506, 7234, 11012, 13765, 14468, 18085, 27530, 36170, 55060, 72340, 9957601, 19915202, 39830404, 49788005, 99576010, 199152020]

約数ペア:

[(1, 199152020), (2, 99576010), (4, 49788005), (5, 39830404), (10, 19915202), (20, 9957601), (2753, 72340), (3617, 55060), (5506, 36170), (7234, 27530), (11012, 18085), (13765, 14468)]