187018860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{445283}}^1$

素因数の和:445302

約数の個数: 48

約数和(自身を含む): 598461696

約数和(自身を除く): 411442836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 445283, 890566, 1335849, 1781132, 2226415, 2671698, 3116981, 4452830, 5343396, 6233962, 6679245, 8905660, 9350943, 12467924, 13358490, 15584905, 18701886, 26716980, 31169810, 37403772, 46754715, 62339620, 93509430, 187018860]

約数ペア:

[(1, 187018860), (2, 93509430), (3, 62339620), (4, 46754715), (5, 37403772), (6, 31169810), (7, 26716980), (10, 18701886), (12, 15584905), (14, 13358490), (15, 12467924), (20, 9350943), (21, 8905660), (28, 6679245), (30, 6233962), (35, 5343396), (42, 4452830), (60, 3116981), (70, 2671698), (84, 2226415), (105, 1781132), (140, 1335849), (210, 890566), (420, 445283)]