389440310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{40609}}^1$

素因数の和:40760

約数の個数: 32

約数和(自身を含む): 807001920

約数和(自身を除く): 417561610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 4795, 9590, 40609, 81218, 203045, 284263, 406090, 568526, 1421315, 2842630, 5563433, 11126866, 27817165, 38944031, 55634330, 77888062, 194720155, 389440310]

約数ペア:

[(1, 389440310), (2, 194720155), (5, 77888062), (7, 55634330), (10, 38944031), (14, 27817165), (35, 11126866), (70, 5563433), (137, 2842630), (274, 1421315), (685, 568526), (959, 406090), (1370, 284263), (1918, 203045), (4795, 81218), (9590, 40609)]