15220660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8363}}^1$

素因数の和:8392

約数の個数: 48

約数和(自身を含む): 39344256

約数和(自身を除く): 24123596

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8363, 16726, 33452, 41815, 58541, 83630, 108719, 117082, 167260, 217438, 234164, 292705, 434876, 543595, 585410, 761033, 1087190, 1170820, 1522066, 2174380, 3044132, 3805165, 7610330, 15220660]

約数ペア:

[(1, 15220660), (2, 7610330), (4, 3805165), (5, 3044132), (7, 2174380), (10, 1522066), (13, 1170820), (14, 1087190), (20, 761033), (26, 585410), (28, 543595), (35, 434876), (52, 292705), (65, 234164), (70, 217438), (91, 167260), (130, 117082), (140, 108719), (182, 83630), (260, 58541), (364, 41815), (455, 33452), (910, 16726), (1820, 8363)]