1296695080

素因数分解:

$2^3\times 5^1\times {\mathrm{6961}}^1\times {\mathrm{4657}}^1$

素因数の和:11629

約数の個数: 32

約数和(自身を含む): 2918609640

約数和(自身を除く): 1621914560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4657, 6961, 9314, 13922, 18628, 23285, 27844, 34805, 37256, 46570, 55688, 69610, 93140, 139220, 186280, 278440, 32417377, 64834754, 129669508, 162086885, 259339016, 324173770, 648347540, 1296695080]

約数ペア:

[(1, 1296695080), (2, 648347540), (4, 324173770), (5, 259339016), (8, 162086885), (10, 129669508), (20, 64834754), (40, 32417377), (4657, 278440), (6961, 186280), (9314, 139220), (13922, 93140), (18628, 69610), (23285, 55688), (27844, 46570), (34805, 37256)]