15143920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17209}}^1$

素因数の和:17233

約数の個数: 40

約数和(自身を含む): 38412720

約数和(自身を除く): 23268800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 17209, 34418, 68836, 86045, 137672, 172090, 189299, 275344, 344180, 378598, 688360, 757196, 946495, 1376720, 1514392, 1892990, 3028784, 3785980, 7571960, 15143920]

約数ペア:

[(1, 15143920), (2, 7571960), (4, 3785980), (5, 3028784), (8, 1892990), (10, 1514392), (11, 1376720), (16, 946495), (20, 757196), (22, 688360), (40, 378598), (44, 344180), (55, 275344), (80, 189299), (88, 172090), (110, 137672), (176, 86045), (220, 68836), (440, 34418), (880, 17209)]