11021720

素因数分解:

$2^3\times 5^1\times {\mathrm{275543}}^1$

素因数の和:275554

約数の個数: 16

約数和(自身を含む): 24798960

約数和(自身を除く): 13777240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 275543, 551086, 1102172, 1377715, 2204344, 2755430, 5510860, 11021720]

約数ペア:

[(1, 11021720), (2, 5510860), (4, 2755430), (5, 2204344), (8, 1377715), (10, 1102172), (20, 551086), (40, 275543)]