1145943920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1302209}}^1$

素因数の和:1302233

約数の個数: 40

約数和(自身を含む): 2906532720

約数和(自身を除く): 1760588800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1302209, 2604418, 5208836, 6511045, 10417672, 13022090, 14324299, 20835344, 26044180, 28648598, 52088360, 57297196, 71621495, 104176720, 114594392, 143242990, 229188784, 286485980, 572971960, 1145943920]

約数ペア:

[(1, 1145943920), (2, 572971960), (4, 286485980), (5, 229188784), (8, 143242990), (10, 114594392), (11, 104176720), (16, 71621495), (20, 57297196), (22, 52088360), (40, 28648598), (44, 26044180), (55, 20835344), (80, 14324299), (88, 13022090), (110, 10417672), (176, 6511045), (220, 5208836), (440, 2604418), (880, 1302209)]