28041830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{121921}}^1$

素因数の和:121951

約数の個数: 16

約数和(自身を含む): 52670304

約数和(自身を除く): 24628474

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 121921, 243842, 609605, 1219210, 2804183, 5608366, 14020915, 28041830]

約数ペア:

[(1, 28041830), (2, 14020915), (5, 5608366), (10, 2804183), (23, 1219210), (46, 609605), (115, 243842), (230, 121921)]