172662020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{183683}}^1$

素因数の和:183739

約数の個数: 24

約数和(自身を含む): 370306944

約数和(自身を除く): 197644924

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 183683, 367366, 734732, 918415, 1836830, 3673660, 8633101, 17266202, 34532404, 43165505, 86331010, 172662020]

約数ペア:

[(1, 172662020), (2, 86331010), (4, 43165505), (5, 34532404), (10, 17266202), (20, 8633101), (47, 3673660), (94, 1836830), (188, 918415), (235, 734732), (470, 367366), (940, 183683)]