72907940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27409}}^1$

素因数の和:27444

約数の個数: 48

約数和(自身を含む): 184195200

約数和(自身を除く): 111287260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 27409, 54818, 109636, 137045, 191863, 274090, 383726, 520771, 548180, 767452, 959315, 1041542, 1918630, 2083084, 2603855, 3645397, 3837260, 5207710, 7290794, 10415420, 14581588, 18226985, 36453970, 72907940]

約数ペア:

[(1, 72907940), (2, 36453970), (4, 18226985), (5, 14581588), (7, 10415420), (10, 7290794), (14, 5207710), (19, 3837260), (20, 3645397), (28, 2603855), (35, 2083084), (38, 1918630), (70, 1041542), (76, 959315), (95, 767452), (133, 548180), (140, 520771), (190, 383726), (266, 274090), (380, 191863), (532, 137045), (665, 109636), (1330, 54818), (2660, 27409)]