53561980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{30091}}^1$

素因数の和:30189

約数の個数: 24

約数和(自身を含む): 113747760

約数和(自身を除く): 60185780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 30091, 60182, 120364, 150455, 300910, 601820, 2678099, 5356198, 10712396, 13390495, 26780990, 53561980]

約数ペア:

[(1, 53561980), (2, 26780990), (4, 13390495), (5, 10712396), (10, 5356198), (20, 2678099), (89, 601820), (178, 300910), (356, 150455), (445, 120364), (890, 60182), (1780, 30091)]