4380190

素因数分解:

$2^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{677}}^1$

素因数の和:1331

約数の個数: 16

約数和(自身を含む): 7908192

約数和(自身を除く): 3528002

約数列:

[1, 2, 5, 10, 647, 677, 1294, 1354, 3235, 3385, 6470, 6770, 438019, 876038, 2190095, 4380190]

約数ペア:

[(1, 4380190), (2, 2190095), (5, 876038), (10, 438019), (647, 6770), (677, 6470), (1294, 3385), (1354, 3235)]