1949840

素因数分解:

$2^4\times 5^1\times {\mathrm{24373}}^1$

素因数の和:24386

約数の個数: 20

約数和(自身を含む): 4533564

約数和(自身を除く): 2583724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24373, 48746, 97492, 121865, 194984, 243730, 389968, 487460, 974920, 1949840]

約数ペア:

[(1, 1949840), (2, 974920), (4, 487460), (5, 389968), (8, 243730), (10, 194984), (16, 121865), (20, 97492), (40, 48746), (80, 24373)]