53649640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121931}}^1$

素因数の和:121953

約数の個数: 32

約数和(自身を含む): 131686560

約数和(自身を除く): 78036920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 121931, 243862, 487724, 609655, 975448, 1219310, 1341241, 2438620, 2682482, 4877240, 5364964, 6706205, 10729928, 13412410, 26824820, 53649640]

約数ペア:

[(1, 53649640), (2, 26824820), (4, 13412410), (5, 10729928), (8, 6706205), (10, 5364964), (11, 4877240), (20, 2682482), (22, 2438620), (40, 1341241), (44, 1219310), (55, 975448), (88, 609655), (110, 487724), (220, 243862), (440, 121931)]