22043440

素因数分解:

$2^4\times 5^1\times {\mathrm{275543}}^1$

素因数の和:275556

約数の個数: 20

約数和(自身を含む): 51251184

約数和(自身を除く): 29207744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275543, 551086, 1102172, 1377715, 2204344, 2755430, 4408688, 5510860, 11021720, 22043440]

約数ペア:

[(1, 22043440), (2, 11021720), (4, 5510860), (5, 4408688), (8, 2755430), (10, 2204344), (16, 1377715), (20, 1102172), (40, 551086), (80, 275543)]