19552104080

素因数分解:

$2^4\times 5^1\times {\mathrm{244401301}}^1$

素因数の和:244401314

約数の個数: 20

約数和(自身を含む): 45458642172

約数和(自身を除く): 25906538092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 244401301, 488802602, 977605204, 1222006505, 1955210408, 2444013010, 3910420816, 4888026020, 9776052040, 19552104080]

約数ペア:

[(1, 19552104080), (2, 9776052040), (4, 4888026020), (5, 3910420816), (8, 2444013010), (10, 1955210408), (16, 1222006505), (20, 977605204), (40, 488802602), (80, 244401301)]