208021010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{2143}}^1$

素因数の和:2738

約数の個数: 32

約数和(自身を含む): 397343232

約数和(自身を除く): 189322222

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 571, 1142, 2143, 2855, 4286, 5710, 9707, 10715, 19414, 21430, 36431, 48535, 72862, 97070, 182155, 364310, 1223653, 2447306, 6118265, 12236530, 20802101, 41604202, 104010505, 208021010]

約数ペア:

[(1, 208021010), (2, 104010505), (5, 41604202), (10, 20802101), (17, 12236530), (34, 6118265), (85, 2447306), (170, 1223653), (571, 364310), (1142, 182155), (2143, 97070), (2855, 72862), (4286, 48535), (5710, 36431), (9707, 21430), (10715, 19414)]