2667740420

素因数分解:

$2^2\times 5^1\times {\mathrm{133387021}}^1$

素因数の和:133387030

約数の個数: 12

約数和(自身を含む): 5602254924

約数和(自身を除く): 2934514504

約数列:

[1, 2, 4, 5, 10, 20, 133387021, 266774042, 533548084, 666935105, 1333870210, 2667740420]

約数ペア:

[(1, 2667740420), (2, 1333870210), (4, 666935105), (5, 533548084), (10, 266774042), (20, 133387021)]