8706320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2221}}^1$

素因数の和:2248

約数の個数: 60

約数和(自身を含む): 23557644

約数和(自身を除く): 14851324

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2221, 3920, 4442, 8884, 11105, 15547, 17768, 22210, 31094, 35536, 44420, 62188, 77735, 88840, 108829, 124376, 155470, 177680, 217658, 248752, 310940, 435316, 544145, 621880, 870632, 1088290, 1243760, 1741264, 2176580, 4353160, 8706320]

約数ペア:

[(1, 8706320), (2, 4353160), (4, 2176580), (5, 1741264), (7, 1243760), (8, 1088290), (10, 870632), (14, 621880), (16, 544145), (20, 435316), (28, 310940), (35, 248752), (40, 217658), (49, 177680), (56, 155470), (70, 124376), (80, 108829), (98, 88840), (112, 77735), (140, 62188), (196, 44420), (245, 35536), (280, 31094), (392, 22210), (490, 17768), (560, 15547), (784, 11105), (980, 8884), (1960, 4442), (2221, 3920)]