28449970

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{18121}}^1$

素因数の和:18285

約数の個数: 16

約数和(自身を含む): 51538968

約数和(自身を除く): 23088998

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 18121, 36242, 90605, 181210, 2844997, 5689994, 14224985, 28449970]

約数ペア:

[(1, 28449970), (2, 14224985), (5, 5689994), (10, 2844997), (157, 181210), (314, 90605), (785, 36242), (1570, 18121)]