28406090

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{22367}}^1$

素因数の和:22501

約数の個数: 16

約数和(自身を含む): 51535872

約数和(自身を除く): 23129782

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 22367, 44734, 111835, 223670, 2840609, 5681218, 14203045, 28406090]

約数ペア:

[(1, 28406090), (2, 14203045), (5, 5681218), (10, 2840609), (127, 223670), (254, 111835), (635, 44734), (1270, 22367)]