19097887480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68206741}}^1$

素因数の和:68206759

約数の個数: 32

約数和(自身を含む): 49108854240

約数和(自身を除く): 30010966760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68206741, 136413482, 272826964, 341033705, 477447187, 545653928, 682067410, 954894374, 1364134820, 1909788748, 2387235935, 2728269640, 3819577496, 4774471870, 9548943740, 19097887480]

約数ペア:

[(1, 19097887480), (2, 9548943740), (4, 4774471870), (5, 3819577496), (7, 2728269640), (8, 2387235935), (10, 1909788748), (14, 1364134820), (20, 954894374), (28, 682067410), (35, 545653928), (40, 477447187), (56, 341033705), (70, 272826964), (140, 136413482), (280, 68206741)]