2013278288

素因数分解:

$2^4\times 7^3\times {\mathrm{366851}}^1$

素因数の和:366880

約数の個数: 40

約数和(自身を含む): 4548964800

約数和(自身を除く): 2535686512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 366851, 733702, 1467404, 2567957, 2934808, 5135914, 5869616, 10271828, 17975699, 20543656, 35951398, 41087312, 71902796, 125829893, 143805592, 251659786, 287611184, 503319572, 1006639144, 2013278288]

約数ペア:

[(1, 2013278288), (2, 1006639144), (4, 503319572), (7, 287611184), (8, 251659786), (14, 143805592), (16, 125829893), (28, 71902796), (49, 41087312), (56, 35951398), (98, 20543656), (112, 17975699), (196, 10271828), (343, 5869616), (392, 5135914), (686, 2934808), (784, 2567957), (1372, 1467404), (2744, 733702), (5488, 366851)]