20071009960

素因数分解:

$2^3\times 5^1\times {\mathrm{501775249}}^1$

素因数の和:501775260

約数の個数: 16

約数和(自身を含む): 45159772500

約数和(自身を除く): 25088762540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 501775249, 1003550498, 2007100996, 2508876245, 4014201992, 5017752490, 10035504980, 20071009960]

約数ペア:

[(1, 20071009960), (2, 10035504980), (4, 5017752490), (5, 4014201992), (8, 2508876245), (10, 2007100996), (20, 1003550498), (40, 501775249)]