19040640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 62277120

約数和(自身を除く): 43236480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 211, 235, 240, 282, 320, 376, 384, 422, 470, 480, 564, 633, 640, 705, 752, 844, 940, 960, 1055, 1128, 1266, 1410, 1504, 1688, 1880, 1920, 2110, 2256, 2532, 2820, 3008, 3165, 3376, 3760, 4220, 4512, 5064, 5640, 6016, 6330, 6752, 7520, 8440, 9024, 9917, 10128, 11280, 12660, 13504, 15040, 16880, 18048, 19834, 20256, 22560, 25320, 27008, 29751, 30080, 33760, 39668, 40512, 45120, 49585, 50640, 59502, 67520, 79336, 81024, 90240, 99170, 101280, 119004, 135040, 148755, 158672, 198340, 202560, 238008, 297510, 317344, 396680, 405120, 476016, 595020, 634688, 793360, 952032, 1190040, 1269376, 1586720, 1904064, 2380080, 3173440, 3808128, 4760160, 6346880, 9520320, 19040640]

約数ペア:

[(1, 19040640), (2, 9520320), (3, 6346880), (4, 4760160), (5, 3808128), (6, 3173440), (8, 2380080), (10, 1904064), (12, 1586720), (15, 1269376), (16, 1190040), (20, 952032), (24, 793360), (30, 634688), (32, 595020), (40, 476016), (47, 405120), (48, 396680), (60, 317344), (64, 297510), (80, 238008), (94, 202560), (96, 198340), (120, 158672), (128, 148755), (141, 135040), (160, 119004), (188, 101280), (192, 99170), (211, 90240), (235, 81024), (240, 79336), (282, 67520), (320, 59502), (376, 50640), (384, 49585), (422, 45120), (470, 40512), (480, 39668), (564, 33760), (633, 30080), (640, 29751), (705, 27008), (752, 25320), (844, 22560), (940, 20256), (960, 19834), (1055, 18048), (1128, 16880), (1266, 15040), (1410, 13504), (1504, 12660), (1688, 11280), (1880, 10128), (1920, 9917), (2110, 9024), (2256, 8440), (2532, 7520), (2820, 6752), (3008, 6330), (3165, 6016), (3376, 5640), (3760, 5064), (4220, 4512)]