30954160

素因数分解:

$2^4\times 5^1\times {\mathrm{386927}}^1$

素因数の和:386940

約数の個数: 20

約数和(自身を含む): 71968608

約数和(自身を除く): 41014448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 386927, 773854, 1547708, 1934635, 3095416, 3869270, 6190832, 7738540, 15477080, 30954160]

約数ペア:

[(1, 30954160), (2, 15477080), (4, 7738540), (5, 6190832), (8, 3869270), (10, 3095416), (16, 1934635), (20, 1547708), (40, 773854), (80, 386927)]