126404840

素因数分解:

$2^3\times 5^1\times {\mathrm{3160121}}^1$

素因数の和:3160132

約数の個数: 16

約数和(自身を含む): 284410980

約数和(自身を除く): 158006140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3160121, 6320242, 12640484, 15800605, 25280968, 31601210, 63202420, 126404840]

約数ペア:

[(1, 126404840), (2, 63202420), (4, 31601210), (5, 25280968), (8, 15800605), (10, 12640484), (20, 6320242), (40, 3160121)]