1138240

素因数分解:

$2^6\times 5^1\times {\mathrm{3557}}^1$

素因数の和:3574

約数の個数: 28

約数和(自身を含む): 2711196

約数和(自身を除く): 1572956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3557, 7114, 14228, 17785, 28456, 35570, 56912, 71140, 113824, 142280, 227648, 284560, 569120, 1138240]

約数ペア:

[(1, 1138240), (2, 569120), (4, 284560), (5, 227648), (8, 142280), (10, 113824), (16, 71140), (20, 56912), (32, 35570), (40, 28456), (64, 17785), (80, 14228), (160, 7114), (320, 3557)]