19077940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 49029120

約数和(自身を除く): 29951180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 37, 58, 70, 74, 116, 127, 140, 145, 148, 185, 203, 254, 259, 290, 370, 406, 508, 518, 580, 635, 740, 812, 889, 1015, 1036, 1073, 1270, 1295, 1778, 2030, 2146, 2540, 2590, 3556, 3683, 4060, 4292, 4445, 4699, 5180, 5365, 7366, 7511, 8890, 9398, 10730, 14732, 15022, 17780, 18415, 18796, 21460, 23495, 25781, 30044, 32893, 36830, 37555, 46990, 51562, 65786, 73660, 75110, 93980, 103124, 128905, 131572, 136271, 150220, 164465, 257810, 272542, 328930, 515620, 545084, 657860, 681355, 953897, 1362710, 1907794, 2725420, 3815588, 4769485, 9538970, 19077940]

約数ペア:

[(1, 19077940), (2, 9538970), (4, 4769485), (5, 3815588), (7, 2725420), (10, 1907794), (14, 1362710), (20, 953897), (28, 681355), (29, 657860), (35, 545084), (37, 515620), (58, 328930), (70, 272542), (74, 257810), (116, 164465), (127, 150220), (140, 136271), (145, 131572), (148, 128905), (185, 103124), (203, 93980), (254, 75110), (259, 73660), (290, 65786), (370, 51562), (406, 46990), (508, 37555), (518, 36830), (580, 32893), (635, 30044), (740, 25781), (812, 23495), (889, 21460), (1015, 18796), (1036, 18415), (1073, 17780), (1270, 15022), (1295, 14732), (1778, 10730), (2030, 9398), (2146, 8890), (2540, 7511), (2590, 7366), (3556, 5365), (3683, 5180), (4060, 4699), (4292, 4445)]