27979160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63589}}^1$

素因数の和:63611

約数の個数: 32

約数和(自身を含む): 68677200

約数和(自身を除く): 40698040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 63589, 127178, 254356, 317945, 508712, 635890, 699479, 1271780, 1398958, 2543560, 2797916, 3497395, 5595832, 6994790, 13989580, 27979160]

約数ペア:

[(1, 27979160), (2, 13989580), (4, 6994790), (5, 5595832), (8, 3497395), (10, 2797916), (11, 2543560), (20, 1398958), (22, 1271780), (40, 699479), (44, 635890), (55, 508712), (88, 317945), (110, 254356), (220, 127178), (440, 63589)]