860210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{509}}^1$

素因数の和:542

約数の個数: 24

約数和(自身を含む): 1679940

約数和(自身を除く): 819730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 509, 845, 1018, 1690, 2545, 5090, 6617, 13234, 33085, 66170, 86021, 172042, 430105, 860210]

約数ペア:

[(1, 860210), (2, 430105), (5, 172042), (10, 86021), (13, 66170), (26, 33085), (65, 13234), (130, 6617), (169, 5090), (338, 2545), (509, 1690), (845, 1018)]