28376020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61687}}^1$

素因数の和:61719

約数の個数: 24

約数和(自身を含む): 62181504

約数和(自身を除く): 33805484

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 61687, 123374, 246748, 308435, 616870, 1233740, 1418801, 2837602, 5675204, 7094005, 14188010, 28376020]

約数ペア:

[(1, 28376020), (2, 14188010), (4, 7094005), (5, 5675204), (10, 2837602), (20, 1418801), (23, 1233740), (46, 616870), (92, 308435), (115, 246748), (230, 123374), (460, 61687)]