20792316560

素因数分解:

$2^4\times 5^1\times {\mathrm{259903957}}^1$

素因数の和:259903970

約数の個数: 20

約数和(自身を含む): 48342136188

約数和(自身を除く): 27549819628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 259903957, 519807914, 1039615828, 1299519785, 2079231656, 2599039570, 4158463312, 5198079140, 10396158280, 20792316560]

約数ペア:

[(1, 20792316560), (2, 10396158280), (4, 5198079140), (5, 4158463312), (8, 2599039570), (10, 2079231656), (16, 1299519785), (20, 1039615828), (40, 519807914), (80, 259903957)]