1320742010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{509939}}^1$

素因数の和:509990

約数の個数: 32

約数和(自身を含む): 2790391680

約数和(自身を除く): 1469649670

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 509939, 1019878, 2549695, 3569573, 5099390, 7139146, 17847865, 18867743, 35695730, 37735486, 94338715, 132074201, 188677430, 264148402, 660371005, 1320742010]

約数ペア:

[(1, 1320742010), (2, 660371005), (5, 264148402), (7, 188677430), (10, 132074201), (14, 94338715), (35, 37735486), (37, 35695730), (70, 18867743), (74, 17847865), (185, 7139146), (259, 5099390), (370, 3569573), (518, 2549695), (1295, 1019878), (2590, 509939)]