127555240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{138647}}^1$

素因数の和:138681

約数の個数: 32

約数和(自身を含む): 299479680

約数和(自身を除く): 171924440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 138647, 277294, 554588, 693235, 1109176, 1386470, 2772940, 3188881, 5545880, 6377762, 12755524, 15944405, 25511048, 31888810, 63777620, 127555240]

約数ペア:

[(1, 127555240), (2, 63777620), (4, 31888810), (5, 25511048), (8, 15944405), (10, 12755524), (20, 6377762), (23, 5545880), (40, 3188881), (46, 2772940), (92, 1386470), (115, 1109176), (184, 693235), (230, 554588), (460, 277294), (920, 138647)]