19240640

素因数分解:

$2^6\times 5^1\times {\mathrm{60127}}^1$

素因数の和:60144

約数の個数: 28

約数和(自身を含む): 45817536

約数和(自身を除く): 26576896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 60127, 120254, 240508, 300635, 481016, 601270, 962032, 1202540, 1924064, 2405080, 3848128, 4810160, 9620320, 19240640]

約数ペア:

[(1, 19240640), (2, 9620320), (4, 4810160), (5, 3848128), (8, 2405080), (10, 1924064), (16, 1202540), (20, 962032), (32, 601270), (40, 481016), (64, 300635), (80, 240508), (160, 120254), (320, 60127)]