12144220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55201}}^1$

素因数の和:55221

約数の個数: 24

約数和(自身を含む): 27821808

約数和(自身を除く): 15677588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 55201, 110402, 220804, 276005, 552010, 607211, 1104020, 1214422, 2428844, 3036055, 6072110, 12144220]

約数ペア:

[(1, 12144220), (2, 6072110), (4, 3036055), (5, 2428844), (10, 1214422), (11, 1104020), (20, 607211), (22, 552010), (44, 276005), (55, 220804), (110, 110402), (220, 55201)]