102937220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{1021}}^1$

素因数の和:1172

約数の個数: 36

約数和(自身を含む): 219470412

約数和(自身を除く): 116533192

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1021, 1420, 2042, 4084, 5041, 5105, 10082, 10210, 20164, 20420, 25205, 50410, 72491, 100820, 144982, 289964, 362455, 724910, 1449820, 5146861, 10293722, 20587444, 25734305, 51468610, 102937220]

約数ペア:

[(1, 102937220), (2, 51468610), (4, 25734305), (5, 20587444), (10, 10293722), (20, 5146861), (71, 1449820), (142, 724910), (284, 362455), (355, 289964), (710, 144982), (1021, 100820), (1420, 72491), (2042, 50410), (4084, 25205), (5041, 20420), (5105, 20164), (10082, 10210)]