20096800

素因数分解:

$2^5\times 5^2\times {\mathrm{25121}}^1$

素因数の和:25141

約数の個数: 36

約数和(自身を含む): 49063266

約数和(自身を除く): 28966466

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 25121, 50242, 100484, 125605, 200968, 251210, 401936, 502420, 628025, 803872, 1004840, 1256050, 2009680, 2512100, 4019360, 5024200, 10048400, 20096800]

約数ペア:

[(1, 20096800), (2, 10048400), (4, 5024200), (5, 4019360), (8, 2512100), (10, 2009680), (16, 1256050), (20, 1004840), (25, 803872), (32, 628025), (40, 502420), (50, 401936), (80, 251210), (100, 200968), (160, 125605), (200, 100484), (400, 50242), (800, 25121)]