30406768

素因数分解:

$2^4\times 7^1\times {\mathrm{271489}}^1$

素因数の和:271504

約数の個数: 20

約数和(自身を含む): 67329520

約数和(自身を除く): 36922752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 271489, 542978, 1085956, 1900423, 2171912, 3800846, 4343824, 7601692, 15203384, 30406768]

約数ペア:

[(1, 30406768), (2, 15203384), (4, 7601692), (7, 4343824), (8, 3800846), (14, 2171912), (16, 1900423), (28, 1085956), (56, 542978), (112, 271489)]