20172370480

素因数分解:

$2^4\times 5^1\times {\mathrm{252154631}}^1$

素因数の和:252154644

約数の個数: 20

約数和(自身を含む): 46900761552

約数和(自身を除く): 26728391072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252154631, 504309262, 1008618524, 1260773155, 2017237048, 2521546310, 4034474096, 5043092620, 10086185240, 20172370480]

約数ペア:

[(1, 20172370480), (2, 10086185240), (4, 5043092620), (5, 4034474096), (8, 2521546310), (10, 2017237048), (16, 1260773155), (20, 1008618524), (40, 504309262), (80, 252154631)]