2220016

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{1559}}^1$

素因数の和:1656

約数の個数: 20

約数和(自身を含む): 4352400

約数和(自身を除く): 2132384

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 1559, 3118, 6236, 12472, 24944, 138751, 277502, 555004, 1110008, 2220016]

約数ペア:

[(1, 2220016), (2, 1110008), (4, 555004), (8, 277502), (16, 138751), (89, 24944), (178, 12472), (356, 6236), (712, 3118), (1424, 1559)]