597820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 1276128

約数和(自身を除く): 678308

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 421, 710, 842, 1420, 1684, 2105, 4210, 8420, 29891, 59782, 119564, 149455, 298910, 597820]

約数ペア:

[(1, 597820), (2, 298910), (4, 149455), (5, 119564), (10, 59782), (20, 29891), (71, 8420), (142, 4210), (284, 2105), (355, 1684), (421, 1420), (710, 842)]