4422220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20101}}^1$

素因数の和:20121

約数の個数: 24

約数和(自身を含む): 10131408

約数和(自身を除く): 5709188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 20101, 40202, 80404, 100505, 201010, 221111, 402020, 442222, 884444, 1105555, 2211110, 4422220]

約数ペア:

[(1, 4422220), (2, 2211110), (4, 1105555), (5, 884444), (10, 442222), (11, 402020), (20, 221111), (22, 201010), (44, 100505), (55, 80404), (110, 40202), (220, 20101)]