2655142420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{387047}}^1$

素因数の和:387077

約数の個数: 48

約数和(自身を含む): 6502406400

約数和(自身を除く): 3847263980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 387047, 774094, 1548188, 1935235, 2709329, 3870470, 5418658, 7740940, 10837316, 13546645, 18965303, 27093290, 37930606, 54186580, 75861212, 94826515, 132757121, 189653030, 265514242, 379306060, 531028484, 663785605, 1327571210, 2655142420]

約数ペア:

[(1, 2655142420), (2, 1327571210), (4, 663785605), (5, 531028484), (7, 379306060), (10, 265514242), (14, 189653030), (20, 132757121), (28, 94826515), (35, 75861212), (49, 54186580), (70, 37930606), (98, 27093290), (140, 18965303), (196, 13546645), (245, 10837316), (343, 7740940), (490, 5418658), (686, 3870470), (980, 2709329), (1372, 1935235), (1715, 1548188), (3430, 774094), (6860, 387047)]