27691520

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:425

約数の個数: 80

約数和(自身を含む): 68868360

約数和(自身を除く): 41176840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 373, 464, 512, 580, 640, 746, 928, 1160, 1280, 1492, 1856, 1865, 2320, 2560, 2984, 3712, 3730, 4640, 5968, 7424, 7460, 9280, 10817, 11936, 14848, 14920, 18560, 21634, 23872, 29840, 37120, 43268, 47744, 54085, 59680, 74240, 86536, 95488, 108170, 119360, 173072, 190976, 216340, 238720, 346144, 432680, 477440, 692288, 865360, 954880, 1384576, 1730720, 2769152, 3461440, 5538304, 6922880, 13845760, 27691520]

約数ペア:

[(1, 27691520), (2, 13845760), (4, 6922880), (5, 5538304), (8, 3461440), (10, 2769152), (16, 1730720), (20, 1384576), (29, 954880), (32, 865360), (40, 692288), (58, 477440), (64, 432680), (80, 346144), (116, 238720), (128, 216340), (145, 190976), (160, 173072), (232, 119360), (256, 108170), (290, 95488), (320, 86536), (373, 74240), (464, 59680), (512, 54085), (580, 47744), (640, 43268), (746, 37120), (928, 29840), (1160, 23872), (1280, 21634), (1492, 18560), (1856, 14920), (1865, 14848), (2320, 11936), (2560, 10817), (2984, 9280), (3712, 7460), (3730, 7424), (4640, 5968)]