938620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 2001888

約数和(自身を除く): 1063268

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 661, 710, 1322, 1420, 2644, 3305, 6610, 13220, 46931, 93862, 187724, 234655, 469310, 938620]

約数ペア:

[(1, 938620), (2, 469310), (4, 234655), (5, 187724), (10, 93862), (20, 46931), (71, 13220), (142, 6610), (284, 3305), (355, 2644), (661, 1420), (710, 1322)]