200073520

素因数分解:

$2^4\times 5^1\times {\mathrm{2500919}}^1$

素因数の和:2500932

約数の個数: 20

約数和(自身を含む): 465171120

約数和(自身を除く): 265097600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2500919, 5001838, 10003676, 12504595, 20007352, 25009190, 40014704, 50018380, 100036760, 200073520]

約数ペア:

[(1, 200073520), (2, 100036760), (4, 50018380), (5, 40014704), (8, 25009190), (10, 20007352), (16, 12504595), (20, 10003676), (40, 5001838), (80, 2500919)]