28627190

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{6521}}^1$

素因数の和:6967

約数の個数: 16

約数和(自身を含む): 51654240

約数和(自身を除く): 23027050

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 6521, 13042, 32605, 65210, 2862719, 5725438, 14313595, 28627190]

約数ペア:

[(1, 28627190), (2, 14313595), (5, 5725438), (10, 2862719), (439, 65210), (878, 32605), (2195, 13042), (4390, 6521)]