20184548840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21939727}}^1$

素因数の和:21939761

約数の個数: 32

約数和(自身を含む): 47389812480

約数和(自身を除く): 27205263640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21939727, 43879454, 87758908, 109698635, 175517816, 219397270, 438794540, 504613721, 877589080, 1009227442, 2018454884, 2523068605, 4036909768, 5046137210, 10092274420, 20184548840]

約数ペア:

[(1, 20184548840), (2, 10092274420), (4, 5046137210), (5, 4036909768), (8, 2523068605), (10, 2018454884), (20, 1009227442), (23, 877589080), (40, 504613721), (46, 438794540), (92, 219397270), (115, 175517816), (184, 109698635), (230, 87758908), (460, 43879454), (920, 21939727)]