30399520

素因数分解:

$2^5\times 5^1\times {\mathrm{189997}}^1$

素因数の和:190012

約数の個数: 24

約数和(自身を含む): 71819244

約数和(自身を除く): 41419724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 189997, 379994, 759988, 949985, 1519976, 1899970, 3039952, 3799940, 6079904, 7599880, 15199760, 30399520]

約数ペア:

[(1, 30399520), (2, 15199760), (4, 7599880), (5, 6079904), (8, 3799940), (10, 3039952), (16, 1899970), (20, 1519976), (32, 949985), (40, 759988), (80, 379994), (160, 189997)]