8530460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 18712512

約数和(自身を除く): 10182052

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 103, 164, 202, 205, 206, 404, 410, 412, 505, 515, 820, 1010, 1030, 2020, 2060, 4141, 4223, 8282, 8446, 10403, 16564, 16892, 20705, 20806, 21115, 41410, 41612, 42230, 52015, 82820, 84460, 104030, 208060, 426523, 853046, 1706092, 2132615, 4265230, 8530460]

約数ペア:

[(1, 8530460), (2, 4265230), (4, 2132615), (5, 1706092), (10, 853046), (20, 426523), (41, 208060), (82, 104030), (101, 84460), (103, 82820), (164, 52015), (202, 42230), (205, 41612), (206, 41410), (404, 21115), (410, 20806), (412, 20705), (505, 16892), (515, 16564), (820, 10403), (1010, 8446), (1030, 8282), (2020, 4223), (2060, 4141)]