39550280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12841}}^1$

素因数の和:12870

約数の個数: 64

約数和(自身を含む): 110954880

約数和(自身を除く): 71404600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 12841, 25682, 51364, 64205, 89887, 102728, 128410, 141251, 179774, 256820, 282502, 359548, 449435, 513640, 565004, 706255, 719096, 898870, 988757, 1130008, 1412510, 1797740, 1977514, 2825020, 3595480, 3955028, 4943785, 5650040, 7910056, 9887570, 19775140, 39550280]

約数ペア:

[(1, 39550280), (2, 19775140), (4, 9887570), (5, 7910056), (7, 5650040), (8, 4943785), (10, 3955028), (11, 3595480), (14, 2825020), (20, 1977514), (22, 1797740), (28, 1412510), (35, 1130008), (40, 988757), (44, 898870), (55, 719096), (56, 706255), (70, 565004), (77, 513640), (88, 449435), (110, 359548), (140, 282502), (154, 256820), (220, 179774), (280, 141251), (308, 128410), (385, 102728), (440, 89887), (616, 64205), (770, 51364), (1540, 25682), (3080, 12841)]