392120680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3119}}^1$

素因数の和:3586

約数の個数: 64

約数和(自身を含む): 1010880000

約数和(自身を除く): 618759320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 898, 1796, 2245, 3119, 3143, 3592, 4490, 6238, 6286, 8980, 12476, 12572, 15595, 15715, 17960, 21833, 24952, 25144, 31190, 31430, 43666, 62380, 62860, 87332, 109165, 124760, 125720, 174664, 218330, 436660, 873320, 1400431, 2800862, 5601724, 7002155, 9803017, 11203448, 14004310, 19606034, 28008620, 39212068, 49015085, 56017240, 78424136, 98030170, 196060340, 392120680]

約数ペア:

[(1, 392120680), (2, 196060340), (4, 98030170), (5, 78424136), (7, 56017240), (8, 49015085), (10, 39212068), (14, 28008620), (20, 19606034), (28, 14004310), (35, 11203448), (40, 9803017), (56, 7002155), (70, 5601724), (140, 2800862), (280, 1400431), (449, 873320), (898, 436660), (1796, 218330), (2245, 174664), (3119, 125720), (3143, 124760), (3592, 109165), (4490, 87332), (6238, 62860), (6286, 62380), (8980, 43666), (12476, 31430), (12572, 31190), (15595, 25144), (15715, 24952), (17960, 21833)]