1380821540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{16411}}^1$

素因数の和:17028

約数の個数: 48

約数和(自身を含む): 3319688064

約数和(自身を除く): 1938866524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 601, 1202, 2404, 3005, 4207, 6010, 8414, 12020, 16411, 16828, 21035, 32822, 42070, 65644, 82055, 84140, 114877, 164110, 229754, 328220, 459508, 574385, 1148770, 2297540, 9863011, 19726022, 39452044, 49315055, 69041077, 98630110, 138082154, 197260220, 276164308, 345205385, 690410770, 1380821540]

約数ペア:

[(1, 1380821540), (2, 690410770), (4, 345205385), (5, 276164308), (7, 197260220), (10, 138082154), (14, 98630110), (20, 69041077), (28, 49315055), (35, 39452044), (70, 19726022), (140, 9863011), (601, 2297540), (1202, 1148770), (2404, 574385), (3005, 459508), (4207, 328220), (6010, 229754), (8414, 164110), (12020, 114877), (16411, 84140), (16828, 82055), (21035, 65644), (32822, 42070)]