20022710

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28201}}^1$

素因数の和:28279

約数の個数: 16

約数和(自身を含む): 36549792

約数和(自身を除く): 16527082

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 28201, 56402, 141005, 282010, 2002271, 4004542, 10011355, 20022710]

約数ペア:

[(1, 20022710), (2, 10011355), (5, 4004542), (10, 2002271), (71, 282010), (142, 141005), (355, 56402), (710, 28201)]