7980485830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42002557}}^1$

素因数の和:42002583

約数の個数: 16

約数和(自身を含む): 15120920880

約数和(自身を除く): 7140435050

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 42002557, 84005114, 210012785, 420025570, 798048583, 1596097166, 3990242915, 7980485830]

約数ペア:

[(1, 7980485830), (2, 3990242915), (5, 1596097166), (10, 798048583), (19, 420025570), (38, 210012785), (95, 84005114), (190, 42002557)]