28497480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21589}}^1$

素因数の和:21614

約数の個数: 64

約数和(自身を含む): 93268800

約数和(自身を除く): 64771320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 21589, 43178, 64767, 86356, 107945, 129534, 172712, 215890, 237479, 259068, 323835, 431780, 474958, 518136, 647670, 712437, 863560, 949916, 1187395, 1295340, 1424874, 1899832, 2374790, 2590680, 2849748, 3562185, 4749580, 5699496, 7124370, 9499160, 14248740, 28497480]

約数ペア:

[(1, 28497480), (2, 14248740), (3, 9499160), (4, 7124370), (5, 5699496), (6, 4749580), (8, 3562185), (10, 2849748), (11, 2590680), (12, 2374790), (15, 1899832), (20, 1424874), (22, 1295340), (24, 1187395), (30, 949916), (33, 863560), (40, 712437), (44, 647670), (55, 518136), (60, 474958), (66, 431780), (88, 323835), (110, 259068), (120, 237479), (132, 215890), (165, 172712), (220, 129534), (264, 107945), (330, 86356), (440, 64767), (660, 43178), (1320, 21589)]