8265940

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2389}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 17466120

約数和(自身を除く): 9200180

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 2389, 3460, 4778, 9556, 11945, 23890, 47780, 413297, 826594, 1653188, 2066485, 4132970, 8265940]

約数ペア:

[(1, 8265940), (2, 4132970), (4, 2066485), (5, 1653188), (10, 826594), (20, 413297), (173, 47780), (346, 23890), (692, 11945), (865, 9556), (1730, 4778), (2389, 3460)]