20189761600

素因数分解:

$2^6\times 5^2\times {\mathrm{12618601}}^1$

素因数の和:12618623

約数の個数: 42

約数和(自身を含む): 49679436074

約数和(自身を除く): 29489674474

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 12618601, 25237202, 50474404, 63093005, 100948808, 126186010, 201897616, 252372020, 315465025, 403795232, 504744040, 630930050, 807590464, 1009488080, 1261860100, 2018976160, 2523720200, 4037952320, 5047440400, 10094880800, 20189761600]

約数ペア:

[(1, 20189761600), (2, 10094880800), (4, 5047440400), (5, 4037952320), (8, 2523720200), (10, 2018976160), (16, 1261860100), (20, 1009488080), (25, 807590464), (32, 630930050), (40, 504744040), (50, 403795232), (64, 315465025), (80, 252372020), (100, 201897616), (160, 126186010), (200, 100948808), (320, 63093005), (400, 50474404), (800, 25237202), (1600, 12618601)]