15696660880

素因数分解:

$2^4\times 5^1\times {\mathrm{196208261}}^1$

素因数の和:196208274

約数の個数: 20

約数和(自身を含む): 36494736732

約数和(自身を除く): 20798075852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196208261, 392416522, 784833044, 981041305, 1569666088, 1962082610, 3139332176, 3924165220, 7848330440, 15696660880]

約数ペア:

[(1, 15696660880), (2, 7848330440), (4, 3924165220), (5, 3139332176), (8, 1962082610), (10, 1569666088), (16, 981041305), (20, 784833044), (40, 392416522), (80, 196208261)]