120204400

素因数分解:

$2^4\times 5^2\times {\mathrm{300511}}^1$

素因数の和:300529

約数の個数: 30

約数和(自身を含む): 288792032

約数和(自身を除く): 168587632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 300511, 601022, 1202044, 1502555, 2404088, 3005110, 4808176, 6010220, 7512775, 12020440, 15025550, 24040880, 30051100, 60102200, 120204400]

約数ペア:

[(1, 120204400), (2, 60102200), (4, 30051100), (5, 24040880), (8, 15025550), (10, 12020440), (16, 7512775), (20, 6010220), (25, 4808176), (40, 3005110), (50, 2404088), (80, 1502555), (100, 1202044), (200, 601022), (400, 300511)]