2056660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 4790016

約数和(自身を除く): 2733356

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 263, 340, 391, 460, 526, 782, 1052, 1315, 1564, 1955, 2630, 3910, 4471, 5260, 6049, 7820, 8942, 12098, 17884, 22355, 24196, 30245, 44710, 60490, 89420, 102833, 120980, 205666, 411332, 514165, 1028330, 2056660]

約数ペア:

[(1, 2056660), (2, 1028330), (4, 514165), (5, 411332), (10, 205666), (17, 120980), (20, 102833), (23, 89420), (34, 60490), (46, 44710), (68, 30245), (85, 24196), (92, 22355), (115, 17884), (170, 12098), (230, 8942), (263, 7820), (340, 6049), (391, 5260), (460, 4471), (526, 3910), (782, 2630), (1052, 1955), (1315, 1564)]