19005185480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4051}}^1\times {\mathrm{6173}}^1$

素因数の和:10254

約数の個数: 64

約数和(自身を含む): 45030686400

約数和(自身を除く): 26025500920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 4051, 6173, 8102, 12346, 16204, 20255, 24692, 30865, 32408, 40510, 49384, 61730, 76969, 81020, 117287, 123460, 153938, 162040, 234574, 246920, 307876, 384845, 469148, 586435, 615752, 769690, 938296, 1172870, 1539380, 2345740, 3078760, 4691480, 25006823, 50013646, 100027292, 125034115, 200054584, 250068230, 475129637, 500136460, 950259274, 1000272920, 1900518548, 2375648185, 3801037096, 4751296370, 9502592740, 19005185480]

約数ペア:

[(1, 19005185480), (2, 9502592740), (4, 4751296370), (5, 3801037096), (8, 2375648185), (10, 1900518548), (19, 1000272920), (20, 950259274), (38, 500136460), (40, 475129637), (76, 250068230), (95, 200054584), (152, 125034115), (190, 100027292), (380, 50013646), (760, 25006823), (4051, 4691480), (6173, 3078760), (8102, 2345740), (12346, 1539380), (16204, 1172870), (20255, 938296), (24692, 769690), (30865, 615752), (32408, 586435), (40510, 469148), (49384, 384845), (61730, 307876), (76969, 246920), (81020, 234574), (117287, 162040), (123460, 153938)]