2136250

素因数分解:

$2^1\times 5^4\times {\mathrm{1709}}^1$

素因数の和:1731

約数の個数: 20

約数和(自身を含む): 4006530

約数和(自身を除く): 1870280

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 1709, 3418, 8545, 17090, 42725, 85450, 213625, 427250, 1068125, 2136250]

約数ペア:

[(1, 2136250), (2, 1068125), (5, 427250), (10, 213625), (25, 85450), (50, 42725), (125, 17090), (250, 8545), (625, 3418), (1250, 1709)]