20566600

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 53032320

約数和(自身を除く): 32465720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 25, 34, 40, 46, 50, 68, 85, 92, 100, 115, 136, 170, 184, 200, 230, 263, 340, 391, 425, 460, 526, 575, 680, 782, 850, 920, 1052, 1150, 1315, 1564, 1700, 1955, 2104, 2300, 2630, 3128, 3400, 3910, 4471, 4600, 5260, 6049, 6575, 7820, 8942, 9775, 10520, 12098, 13150, 15640, 17884, 19550, 22355, 24196, 26300, 30245, 35768, 39100, 44710, 48392, 52600, 60490, 78200, 89420, 102833, 111775, 120980, 151225, 178840, 205666, 223550, 241960, 302450, 411332, 447100, 514165, 604900, 822664, 894200, 1028330, 1209800, 2056660, 2570825, 4113320, 5141650, 10283300, 20566600]

約数ペア:

[(1, 20566600), (2, 10283300), (4, 5141650), (5, 4113320), (8, 2570825), (10, 2056660), (17, 1209800), (20, 1028330), (23, 894200), (25, 822664), (34, 604900), (40, 514165), (46, 447100), (50, 411332), (68, 302450), (85, 241960), (92, 223550), (100, 205666), (115, 178840), (136, 151225), (170, 120980), (184, 111775), (200, 102833), (230, 89420), (263, 78200), (340, 60490), (391, 52600), (425, 48392), (460, 44710), (526, 39100), (575, 35768), (680, 30245), (782, 26300), (850, 24196), (920, 22355), (1052, 19550), (1150, 17884), (1315, 15640), (1564, 13150), (1700, 12098), (1955, 10520), (2104, 9775), (2300, 8942), (2630, 7820), (3128, 6575), (3400, 6049), (3910, 5260), (4471, 4600)]