2636444.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{431}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 46158336

約数和(自身を除く): 27030556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 431, 634, 862, 1268, 1585, 1724, 2155, 2219, 3017, 3170, 4310, 4438, 6034, 6340, 8620, 8876, 11095, 12068, 15085, 22190, 30170, 44380, 60340, 136627, 273254, 546508, 683135, 956389, 1366270, 1912778, 2732540, 3825556, 4781945, 9563890, 19127780]

約数ペア:

[(1, 19127780), (2, 9563890), (4, 4781945), (5, 3825556), (7, 2732540), (10, 1912778), (14, 1366270), (20, 956389), (28, 683135), (35, 546508), (70, 273254), (140, 136627), (317, 60340), (431, 44380), (634, 30170), (862, 22190), (1268, 15085), (1585, 12068), (1724, 11095), (2155, 8876), (2219, 8620), (3017, 6340), (3170, 6034), (4310, 4438)]