490160860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{184271}}^1$

素因数の和:184306

約数の個数: 48

約数和(自身を含む): 1238307840

約数和(自身を除く): 748146980

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, 184271, 368542, 737084, 921355, 1289897, 1842710, 2579794, 3501149, 3685420, 5159588, 6449485, 7002298, 12898970, 14004596, 17505745, 24508043, 25797940, 35011490, 49016086, 70022980, 98032172, 122540215, 245080430, 490160860]

約数ペア:

[(1, 490160860), (2, 245080430), (4, 122540215), (5, 98032172), (7, 70022980), (10, 49016086), (14, 35011490), (19, 25797940), (20, 24508043), (28, 17505745), (35, 14004596), (38, 12898970), (70, 7002298), (76, 6449485), (95, 5159588), (133, 3685420), (140, 3501149), (190, 2579794), (266, 1842710), (380, 1289897), (532, 921355), (665, 737084), (1330, 368542), (2660, 184271)]