51789860

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{4649}}^1$

素因数の和:5215

約数の個数: 24

約数和(自身を含む): 108977400

約数和(自身を除く): 57187540

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 4649, 5570, 9298, 11140, 18596, 23245, 46490, 92980, 2589493, 5178986, 10357972, 12947465, 25894930, 51789860]

約数ペア:

[(1, 51789860), (2, 25894930), (4, 12947465), (5, 10357972), (10, 5178986), (20, 2589493), (557, 92980), (1114, 46490), (2228, 23245), (2785, 18596), (4649, 11140), (5570, 9298)]