8280990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{911}}^1$

素因数の和:1025

約数の個数: 48

約数和(自身を含む): 21767616

約数和(自身を除く): 13486626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 909, 911, 1010, 1515, 1818, 1822, 2733, 3030, 4545, 4555, 5466, 8199, 9090, 9110, 13665, 16398, 27330, 40995, 81990, 92011, 184022, 276033, 460055, 552066, 828099, 920110, 1380165, 1656198, 2760330, 4140495, 8280990]

約数ペア:

[(1, 8280990), (2, 4140495), (3, 2760330), (5, 1656198), (6, 1380165), (9, 920110), (10, 828099), (15, 552066), (18, 460055), (30, 276033), (45, 184022), (90, 92011), (101, 81990), (202, 40995), (303, 27330), (505, 16398), (606, 13665), (909, 9110), (911, 9090), (1010, 8199), (1515, 5466), (1818, 4555), (1822, 4545), (2733, 3030)]