17161520

素因数分解:

$2^4\times 5^1\times {\mathrm{214519}}^1$

素因数の和:214532

約数の個数: 20

約数和(自身を含む): 39900720

約数和(自身を除く): 22739200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 214519, 429038, 858076, 1072595, 1716152, 2145190, 3432304, 4290380, 8580760, 17161520]

約数ペア:

[(1, 17161520), (2, 8580760), (4, 4290380), (5, 3432304), (8, 2145190), (10, 1716152), (16, 1072595), (20, 858076), (40, 429038), (80, 214519)]