40867316

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 84494592

約数和(自身を除く): 43627276

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 337, 427, 497, 674, 854, 994, 1348, 1708, 1988, 2359, 4331, 4718, 8662, 9436, 17324, 20557, 23927, 30317, 41114, 47854, 60634, 82228, 95708, 121268, 143899, 167489, 287798, 334978, 575596, 669956, 1459547, 2919094, 5838188, 10216829, 20433658, 40867316]

約数ペア:

[(1, 40867316), (2, 20433658), (4, 10216829), (7, 5838188), (14, 2919094), (28, 1459547), (61, 669956), (71, 575596), (122, 334978), (142, 287798), (244, 167489), (284, 143899), (337, 121268), (427, 95708), (497, 82228), (674, 60634), (854, 47854), (994, 41114), (1348, 30317), (1708, 23927), (1988, 20557), (2359, 17324), (4331, 9436), (4718, 8662)]