189907270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{26861}}^1$

素因数の和:26976

約数の個数: 32

約数和(自身を含む): 394549056

約数和(自身を除く): 204641786

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 505, 707, 1010, 1414, 3535, 7070, 26861, 53722, 134305, 188027, 268610, 376054, 940135, 1880270, 2712961, 5425922, 13564805, 18990727, 27129610, 37981454, 94953635, 189907270]

約数ペア:

[(1, 189907270), (2, 94953635), (5, 37981454), (7, 27129610), (10, 18990727), (14, 13564805), (35, 5425922), (70, 2712961), (101, 1880270), (202, 940135), (505, 376054), (707, 268610), (1010, 188027), (1414, 134305), (3535, 53722), (7070, 26861)]