19414640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 53038272

約数和(自身を除く): 33623632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 937, 1036, 1295, 1480, 1874, 2072, 2590, 2960, 3748, 4144, 4685, 5180, 6559, 7496, 9370, 10360, 13118, 14992, 18740, 20720, 26236, 32795, 34669, 37480, 52472, 65590, 69338, 74960, 104944, 131180, 138676, 173345, 242683, 262360, 277352, 346690, 485366, 524720, 554704, 693380, 970732, 1213415, 1386760, 1941464, 2426830, 2773520, 3882928, 4853660, 9707320, 19414640]

約数ペア:

[(1, 19414640), (2, 9707320), (4, 4853660), (5, 3882928), (7, 2773520), (8, 2426830), (10, 1941464), (14, 1386760), (16, 1213415), (20, 970732), (28, 693380), (35, 554704), (37, 524720), (40, 485366), (56, 346690), (70, 277352), (74, 262360), (80, 242683), (112, 173345), (140, 138676), (148, 131180), (185, 104944), (259, 74960), (280, 69338), (296, 65590), (370, 52472), (518, 37480), (560, 34669), (592, 32795), (740, 26236), (937, 20720), (1036, 18740), (1295, 14992), (1480, 13118), (1874, 10360), (2072, 9370), (2590, 7496), (2960, 6559), (3748, 5180), (4144, 4685)]