28220670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{823}}^1$

素因数の和:966

約数の個数: 64

約数和(自身を含む): 75939840

約数和(自身を除く): 47719170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 127, 135, 254, 270, 381, 635, 762, 823, 1143, 1270, 1646, 1905, 2286, 2469, 3429, 3810, 4115, 4938, 5715, 6858, 7407, 8230, 11430, 12345, 14814, 17145, 22221, 24690, 34290, 37035, 44442, 74070, 104521, 111105, 209042, 222210, 313563, 522605, 627126, 940689, 1045210, 1567815, 1881378, 2822067, 3135630, 4703445, 5644134, 9406890, 14110335, 28220670]

約数ペア:

[(1, 28220670), (2, 14110335), (3, 9406890), (5, 5644134), (6, 4703445), (9, 3135630), (10, 2822067), (15, 1881378), (18, 1567815), (27, 1045210), (30, 940689), (45, 627126), (54, 522605), (90, 313563), (127, 222210), (135, 209042), (254, 111105), (270, 104521), (381, 74070), (635, 44442), (762, 37035), (823, 34290), (1143, 24690), (1270, 22221), (1646, 17145), (1905, 14814), (2286, 12345), (2469, 11430), (3429, 8230), (3810, 7407), (4115, 6858), (4938, 5715)]