28017660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42451}}^1$

素因数の和:42474

約数の個数: 48

約数和(自身を含む): 85583232

約数和(自身を除く): 57565572

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 42451, 84902, 127353, 169804, 212255, 254706, 424510, 466961, 509412, 636765, 849020, 933922, 1273530, 1400883, 1867844, 2334805, 2547060, 2801766, 4669610, 5603532, 7004415, 9339220, 14008830, 28017660]

約数ペア:

[(1, 28017660), (2, 14008830), (3, 9339220), (4, 7004415), (5, 5603532), (6, 4669610), (10, 2801766), (11, 2547060), (12, 2334805), (15, 1867844), (20, 1400883), (22, 1273530), (30, 933922), (33, 849020), (44, 636765), (55, 509412), (60, 466961), (66, 424510), (110, 254706), (132, 212255), (165, 169804), (220, 127353), (330, 84902), (660, 42451)]