4039720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4391}}^1$

素因数の和:4425

約数の個数: 32

約数和(自身を含む): 9486720

約数和(自身を除く): 5447000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 4391, 8782, 17564, 21955, 35128, 43910, 87820, 100993, 175640, 201986, 403972, 504965, 807944, 1009930, 2019860, 4039720]

約数ペア:

[(1, 4039720), (2, 2019860), (4, 1009930), (5, 807944), (8, 504965), (10, 403972), (20, 201986), (23, 175640), (40, 100993), (46, 87820), (92, 43910), (115, 35128), (184, 21955), (230, 17564), (460, 8782), (920, 4391)]