222000880

素因数分解:

$2^4\times 5^1\times {\mathrm{2775011}}^1$

素因数の和:2775024

約数の個数: 20

約数和(自身を含む): 516152232

約数和(自身を除く): 294151352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2775011, 5550022, 11100044, 13875055, 22200088, 27750110, 44400176, 55500220, 111000440, 222000880]

約数ペア:

[(1, 222000880), (2, 111000440), (4, 55500220), (5, 44400176), (8, 27750110), (10, 22200088), (16, 13875055), (20, 11100044), (40, 5550022), (80, 2775011)]