1900176850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{20443}}^1$

素因数の和:20492

約数の個数: 72

約数和(自身を含む): 4175237232

約数和(自身を除く): 2275060382

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 169, 275, 286, 325, 338, 550, 650, 715, 845, 1430, 1690, 1859, 3575, 3718, 4225, 7150, 8450, 9295, 18590, 20443, 40886, 46475, 92950, 102215, 204430, 224873, 265759, 449746, 511075, 531518, 1022150, 1124365, 1328795, 2248730, 2657590, 2923349, 3454867, 5621825, 5846698, 6643975, 6909734, 11243650, 13287950, 14616745, 17274335, 29233490, 34548670, 38003537, 73083725, 76007074, 86371675, 146167450, 172743350, 190017685, 380035370, 950088425, 1900176850]

約数ペア:

[(1, 1900176850), (2, 950088425), (5, 380035370), (10, 190017685), (11, 172743350), (13, 146167450), (22, 86371675), (25, 76007074), (26, 73083725), (50, 38003537), (55, 34548670), (65, 29233490), (110, 17274335), (130, 14616745), (143, 13287950), (169, 11243650), (275, 6909734), (286, 6643975), (325, 5846698), (338, 5621825), (550, 3454867), (650, 2923349), (715, 2657590), (845, 2248730), (1430, 1328795), (1690, 1124365), (1859, 1022150), (3575, 531518), (3718, 511075), (4225, 449746), (7150, 265759), (8450, 224873), (9295, 204430), (18590, 102215), (20443, 92950), (40886, 46475)]