1605599020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{7717}}^1$

素因数の和:7930

約数の個数: 48

約数和(自身を含む): 3438646848

約数和(自身を除く): 1833047828

約数列:

[1, 2, 4, 5, 10, 20, 101, 103, 202, 206, 404, 412, 505, 515, 1010, 1030, 2020, 2060, 7717, 10403, 15434, 20806, 30868, 38585, 41612, 52015, 77170, 104030, 154340, 208060, 779417, 794851, 1558834, 1589702, 3117668, 3179404, 3897085, 3974255, 7794170, 7948510, 15588340, 15897020, 80279951, 160559902, 321119804, 401399755, 802799510, 1605599020]

約数ペア:

[(1, 1605599020), (2, 802799510), (4, 401399755), (5, 321119804), (10, 160559902), (20, 80279951), (101, 15897020), (103, 15588340), (202, 7948510), (206, 7794170), (404, 3974255), (412, 3897085), (505, 3179404), (515, 3117668), (1010, 1589702), (1030, 1558834), (2020, 794851), (2060, 779417), (7717, 208060), (10403, 154340), (15434, 104030), (20806, 77170), (30868, 52015), (38585, 41612)]