2487790340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17769931}}^1$

素因数の和:17769947

約数の個数: 24

約数和(自身を含む): 5970697152

約数和(自身を除く): 3482906812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 17769931, 35539862, 71079724, 88849655, 124389517, 177699310, 248779034, 355398620, 497558068, 621947585, 1243895170, 2487790340]

約数ペア:

[(1, 2487790340), (2, 1243895170), (4, 621947585), (5, 497558068), (7, 355398620), (10, 248779034), (14, 177699310), (20, 124389517), (28, 88849655), (35, 71079724), (70, 35539862), (140, 17769931)]