29920720

素因数分解:

$2^4\times 5^1\times {\mathrm{374009}}^1$

素因数の和:374022

約数の個数: 20

約数和(自身を含む): 69565860

約数和(自身を除く): 39645140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 374009, 748018, 1496036, 1870045, 2992072, 3740090, 5984144, 7480180, 14960360, 29920720]

約数ペア:

[(1, 29920720), (2, 14960360), (4, 7480180), (5, 5984144), (8, 3740090), (10, 2992072), (16, 1870045), (20, 1496036), (40, 748018), (80, 374009)]