20126051940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{167801}}^1$

素因数の和:169812

約数の個数: 48

約数和(自身を含む): 56381472000

約数和(自身を除く): 36255420060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1999, 3998, 5997, 7996, 9995, 11994, 19990, 23988, 29985, 39980, 59970, 119940, 167801, 335602, 503403, 671204, 839005, 1006806, 1678010, 2013612, 2517015, 3356020, 5034030, 10068060, 335434199, 670868398, 1006302597, 1341736796, 1677170995, 2012605194, 3354341990, 4025210388, 5031512985, 6708683980, 10063025970, 20126051940]

約数ペア:

[(1, 20126051940), (2, 10063025970), (3, 6708683980), (4, 5031512985), (5, 4025210388), (6, 3354341990), (10, 2012605194), (12, 1677170995), (15, 1341736796), (20, 1006302597), (30, 670868398), (60, 335434199), (1999, 10068060), (3998, 5034030), (5997, 3356020), (7996, 2517015), (9995, 2013612), (11994, 1678010), (19990, 1006806), (23988, 839005), (29985, 671204), (39980, 503403), (59970, 335602), (119940, 167801)]