545879810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{20047}}^1$

素因数の和:20450

約数の個数: 32

約数和(自身を含む): 1125895680

約数和(自身を除く): 580015870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1945, 2723, 3890, 5446, 13615, 20047, 27230, 40094, 100235, 140329, 200470, 280658, 701645, 1403290, 7798283, 15596566, 38991415, 54587981, 77982830, 109175962, 272939905, 545879810]

約数ペア:

[(1, 545879810), (2, 272939905), (5, 109175962), (7, 77982830), (10, 54587981), (14, 38991415), (35, 15596566), (70, 7798283), (389, 1403290), (778, 701645), (1945, 280658), (2723, 200470), (3890, 140329), (5446, 100235), (13615, 40094), (20047, 27230)]