22049840

素因数分解:

$2^4\times 5^1\times {\mathrm{275623}}^1$

素因数の和:275636

約数の個数: 20

約数和(自身を含む): 51266064

約数和(自身を除く): 29216224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275623, 551246, 1102492, 1378115, 2204984, 2756230, 4409968, 5512460, 11024920, 22049840]

約数ペア:

[(1, 22049840), (2, 11024920), (4, 5512460), (5, 4409968), (8, 2756230), (10, 2204984), (16, 1378115), (20, 1102492), (40, 551246), (80, 275623)]