61552040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139891}}^1$

素因数の和:139913

約数の個数: 32

約数和(自身を含む): 151083360

約数和(自身を除く): 89531320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 139891, 279782, 559564, 699455, 1119128, 1398910, 1538801, 2797820, 3077602, 5595640, 6155204, 7694005, 12310408, 15388010, 30776020, 61552040]

約数ペア:

[(1, 61552040), (2, 30776020), (4, 15388010), (5, 12310408), (8, 7694005), (10, 6155204), (11, 5595640), (20, 3077602), (22, 2797820), (40, 1538801), (44, 1398910), (55, 1119128), (88, 699455), (110, 559564), (220, 279782), (440, 139891)]