39866890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 85536000

約数和(自身を除く): 45669110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 98, 118, 197, 245, 295, 343, 394, 413, 490, 590, 686, 826, 985, 1379, 1715, 1970, 2065, 2758, 2891, 3430, 4130, 5782, 6895, 9653, 11623, 13790, 14455, 19306, 20237, 23246, 28910, 40474, 48265, 58115, 67571, 81361, 96530, 101185, 116230, 135142, 162722, 202370, 337855, 406805, 569527, 675710, 813610, 1139054, 2847635, 3986689, 5695270, 7973378, 19933445, 39866890]

約数ペア:

[(1, 39866890), (2, 19933445), (5, 7973378), (7, 5695270), (10, 3986689), (14, 2847635), (35, 1139054), (49, 813610), (59, 675710), (70, 569527), (98, 406805), (118, 337855), (197, 202370), (245, 162722), (295, 135142), (343, 116230), (394, 101185), (413, 96530), (490, 81361), (590, 67571), (686, 58115), (826, 48265), (985, 40474), (1379, 28910), (1715, 23246), (1970, 20237), (2065, 19306), (2758, 14455), (2891, 13790), (3430, 11623), (4130, 9653), (5782, 6895)]