199175090

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{111271}}^1$

素因数の和:111457

約数の個数: 16

約数和(自身を含む): 360521280

約数和(自身を除く): 161346190

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 111271, 222542, 556355, 1112710, 19917509, 39835018, 99587545, 199175090]

約数ペア:

[(1, 199175090), (2, 99587545), (5, 39835018), (10, 19917509), (179, 1112710), (358, 556355), (895, 222542), (1790, 111271)]