19240240

素因数分解:

$2^4\times 5^1\times {\mathrm{240503}}^1$

素因数の和:240516

約数の個数: 20

約数和(自身を含む): 44733744

約数和(自身を除く): 25493504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 240503, 481006, 962012, 1202515, 1924024, 2405030, 3848048, 4810060, 9620120, 19240240]

約数ペア:

[(1, 19240240), (2, 9620120), (4, 4810060), (5, 3848048), (8, 2405030), (10, 1924024), (16, 1202515), (20, 962012), (40, 481006), (80, 240503)]