127247260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{908909}}^1$

素因数の和:908925

約数の個数: 24

約数和(自身を含む): 305393760

約数和(自身を除く): 178146500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 908909, 1817818, 3635636, 4544545, 6362363, 9089090, 12724726, 18178180, 25449452, 31811815, 63623630, 127247260]

約数ペア:

[(1, 127247260), (2, 63623630), (4, 31811815), (5, 25449452), (7, 18178180), (10, 12724726), (14, 9089090), (20, 6362363), (28, 4544545), (35, 3635636), (70, 1817818), (140, 908909)]