845539520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19867}}^1$

素因数の和:19910

約数の個数: 112

約数和(自身を含む): 2422306560

約数和(自身を除く): 1576767040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 8512, 10640, 19867, 21280, 39734, 42560, 79468, 99335, 139069, 158936, 198670, 278138, 317872, 377473, 397340, 556276, 635744, 695345, 754946, 794680, 1112552, 1271488, 1390690, 1509892, 1589360, 1887365, 2225104, 2642311, 2781380, 3019784, 3178720, 3774730, 4450208, 5284622, 5562760, 6039568, 6357440, 7549460, 8900416, 10569244, 11125520, 12079136, 13211555, 15098920, 21138488, 22251040, 24158272, 26423110, 30197840, 42276976, 44502080, 52846220, 60395680, 84553952, 105692440, 120791360, 169107904, 211384880, 422769760, 845539520]

約数ペア:

[(1, 845539520), (2, 422769760), (4, 211384880), (5, 169107904), (7, 120791360), (8, 105692440), (10, 84553952), (14, 60395680), (16, 52846220), (19, 44502080), (20, 42276976), (28, 30197840), (32, 26423110), (35, 24158272), (38, 22251040), (40, 21138488), (56, 15098920), (64, 13211555), (70, 12079136), (76, 11125520), (80, 10569244), (95, 8900416), (112, 7549460), (133, 6357440), (140, 6039568), (152, 5562760), (160, 5284622), (190, 4450208), (224, 3774730), (266, 3178720), (280, 3019784), (304, 2781380), (320, 2642311), (380, 2225104), (448, 1887365), (532, 1589360), (560, 1509892), (608, 1390690), (665, 1271488), (760, 1112552), (1064, 794680), (1120, 754946), (1216, 695345), (1330, 635744), (1520, 556276), (2128, 397340), (2240, 377473), (2660, 317872), (3040, 278138), (4256, 198670), (5320, 158936), (6080, 139069), (8512, 99335), (10640, 79468), (19867, 42560), (21280, 39734)]