1380669220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{8941}}^1$

素因数の和:10060

約数の個数: 48

約数和(自身を含む): 3316981248

約数和(自身を除く): 1936312028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1103, 2206, 4412, 5515, 7721, 8941, 11030, 15442, 17882, 22060, 30884, 35764, 38605, 44705, 62587, 77210, 89410, 125174, 154420, 178820, 250348, 312935, 625870, 1251740, 9861923, 19723846, 39447692, 49309615, 69033461, 98619230, 138066922, 197238460, 276133844, 345167305, 690334610, 1380669220]

約数ペア:

[(1, 1380669220), (2, 690334610), (4, 345167305), (5, 276133844), (7, 197238460), (10, 138066922), (14, 98619230), (20, 69033461), (28, 49309615), (35, 39447692), (70, 19723846), (140, 9861923), (1103, 1251740), (2206, 625870), (4412, 312935), (5515, 250348), (7721, 178820), (8941, 154420), (11030, 125174), (15442, 89410), (17882, 77210), (22060, 62587), (30884, 44705), (35764, 38605)]