1900307515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1\times {\mathrm{1373}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 2546406720

約数和(自身を除く): 646099205

約数列:

[1, 5, 17, 19, 85, 95, 323, 857, 1373, 1615, 4285, 6865, 14569, 16283, 23341, 26087, 72845, 81415, 116705, 130435, 276811, 443479, 1176661, 1384055, 2217395, 5883305, 20003237, 22356559, 100016185, 111782795, 380061503, 1900307515]

約数ペア:

[(1, 1900307515), (5, 380061503), (17, 111782795), (19, 100016185), (85, 22356559), (95, 20003237), (323, 5883305), (857, 2217395), (1373, 1384055), (1615, 1176661), (4285, 443479), (6865, 276811), (14569, 130435), (16283, 116705), (23341, 81415), (26087, 72845)]