27145580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17627}}^1$

素因数の和:17654

約数の個数: 48

約数和(自身を含む): 71076096

約数和(自身を除く): 43930516

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 17627, 35254, 70508, 88135, 123389, 176270, 193897, 246778, 352540, 387794, 493556, 616945, 775588, 969485, 1233890, 1357279, 1938970, 2467780, 2714558, 3877940, 5429116, 6786395, 13572790, 27145580]

約数ペア:

[(1, 27145580), (2, 13572790), (4, 6786395), (5, 5429116), (7, 3877940), (10, 2714558), (11, 2467780), (14, 1938970), (20, 1357279), (22, 1233890), (28, 969485), (35, 775588), (44, 616945), (55, 493556), (70, 387794), (77, 352540), (110, 246778), (140, 193897), (154, 176270), (220, 123389), (308, 88135), (385, 70508), (770, 35254), (1540, 17627)]