7872318760

素因数分解:

$2^3\times 5^1\times {\mathrm{196807969}}^1$

素因数の和:196807980

約数の個数: 16

約数和(自身を含む): 17712717300

約数和(自身を除く): 9840398540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 196807969, 393615938, 787231876, 984039845, 1574463752, 1968079690, 3936159380, 7872318760]

約数ペア:

[(1, 7872318760), (2, 3936159380), (4, 1968079690), (5, 1574463752), (8, 984039845), (10, 787231876), (20, 393615938), (40, 196807969)]