28234340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61379}}^1$

素因数の和:61411

約数の個数: 24

約数和(自身を含む): 61871040

約数和(自身を除く): 33636700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 61379, 122758, 245516, 306895, 613790, 1227580, 1411717, 2823434, 5646868, 7058585, 14117170, 28234340]

約数ペア:

[(1, 28234340), (2, 14117170), (4, 7058585), (5, 5646868), (10, 2823434), (20, 1411717), (23, 1227580), (46, 613790), (92, 306895), (115, 245516), (230, 122758), (460, 61379)]