138095440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{246599}}^1$

素因数の和:246619

約数の個数: 40

約数和(自身を含む): 366940800

約数和(自身を除く): 228845360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 246599, 493198, 986396, 1232995, 1726193, 1972792, 2465990, 3452386, 3945584, 4931980, 6904772, 8630965, 9863960, 13809544, 17261930, 19727920, 27619088, 34523860, 69047720, 138095440]

約数ペア:

[(1, 138095440), (2, 69047720), (4, 34523860), (5, 27619088), (7, 19727920), (8, 17261930), (10, 13809544), (14, 9863960), (16, 8630965), (20, 6904772), (28, 4931980), (35, 3945584), (40, 3452386), (56, 2465990), (70, 1972792), (80, 1726193), (112, 1232995), (140, 986396), (280, 493198), (560, 246599)]