205091920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10133}}^1$

素因数の和:10180

約数の個数: 80

約数和(自身を含む): 542858112

約数和(自身を除く): 337766192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 10120, 10133, 20240, 20266, 40532, 50665, 81064, 101330, 111463, 162128, 202660, 222926, 233059, 405320, 445852, 466118, 557315, 810640, 891704, 932236, 1114630, 1165295, 1783408, 1864472, 2229260, 2330590, 2563649, 3728944, 4458520, 4661180, 5127298, 8917040, 9322360, 10254596, 12818245, 18644720, 20509192, 25636490, 41018384, 51272980, 102545960, 205091920]

約数ペア:

[(1, 205091920), (2, 102545960), (4, 51272980), (5, 41018384), (8, 25636490), (10, 20509192), (11, 18644720), (16, 12818245), (20, 10254596), (22, 9322360), (23, 8917040), (40, 5127298), (44, 4661180), (46, 4458520), (55, 3728944), (80, 2563649), (88, 2330590), (92, 2229260), (110, 1864472), (115, 1783408), (176, 1165295), (184, 1114630), (220, 932236), (230, 891704), (253, 810640), (368, 557315), (440, 466118), (460, 445852), (506, 405320), (880, 233059), (920, 222926), (1012, 202660), (1265, 162128), (1840, 111463), (2024, 101330), (2530, 81064), (4048, 50665), (5060, 40532), (10120, 20266), (10133, 20240)]