1949565520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{2543}}^1$

素因数の和:2637

約数の個数: 120

約数和(自身を含む): 5326159104

約数和(自身を除く): 3376593584

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, 1036, 1295, 1369, 1480, 2072, 2543, 2590, 2738, 2960, 4144, 5086, 5180, 5476, 6845, 9583, 10172, 10360, 10952, 12715, 13690, 17801, 19166, 20344, 20720, 21904, 25430, 27380, 35602, 38332, 40688, 47915, 50860, 54760, 71204, 76664, 89005, 94091, 95830, 101720, 109520, 142408, 153328, 178010, 188182, 191660, 203440, 284816, 356020, 376364, 383320, 470455, 658637, 712040, 752728, 766640, 940910, 1317274, 1424080, 1505456, 1881820, 2634548, 3293185, 3481367, 3763640, 5269096, 6586370, 6962734, 7527280, 10538192, 13172740, 13925468, 17406835, 24369569, 26345480, 27850936, 34813670, 48739138, 52690960, 55701872, 69627340, 97478276, 121847845, 139254680, 194956552, 243695690, 278509360, 389913104, 487391380, 974782760, 1949565520]

約数ペア:

[(1, 1949565520), (2, 974782760), (4, 487391380), (5, 389913104), (7, 278509360), (8, 243695690), (10, 194956552), (14, 139254680), (16, 121847845), (20, 97478276), (28, 69627340), (35, 55701872), (37, 52690960), (40, 48739138), (56, 34813670), (70, 27850936), (74, 26345480), (80, 24369569), (112, 17406835), (140, 13925468), (148, 13172740), (185, 10538192), (259, 7527280), (280, 6962734), (296, 6586370), (370, 5269096), (518, 3763640), (560, 3481367), (592, 3293185), (740, 2634548), (1036, 1881820), (1295, 1505456), (1369, 1424080), (1480, 1317274), (2072, 940910), (2543, 766640), (2590, 752728), (2738, 712040), (2960, 658637), (4144, 470455), (5086, 383320), (5180, 376364), (5476, 356020), (6845, 284816), (9583, 203440), (10172, 191660), (10360, 188182), (10952, 178010), (12715, 153328), (13690, 142408), (17801, 109520), (19166, 101720), (20344, 95830), (20720, 94091), (21904, 89005), (25430, 76664), (27380, 71204), (35602, 54760), (38332, 50860), (40688, 47915)]