2487040

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 6254640

約数和(自身を除く): 3767600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 67, 80, 116, 128, 134, 145, 160, 232, 256, 268, 290, 320, 335, 464, 536, 580, 640, 670, 928, 1072, 1160, 1280, 1340, 1856, 1943, 2144, 2320, 2680, 3712, 3886, 4288, 4640, 5360, 7424, 7772, 8576, 9280, 9715, 10720, 15544, 17152, 18560, 19430, 21440, 31088, 37120, 38860, 42880, 62176, 77720, 85760, 124352, 155440, 248704, 310880, 497408, 621760, 1243520, 2487040]

約数ペア:

[(1, 2487040), (2, 1243520), (4, 621760), (5, 497408), (8, 310880), (10, 248704), (16, 155440), (20, 124352), (29, 85760), (32, 77720), (40, 62176), (58, 42880), (64, 38860), (67, 37120), (80, 31088), (116, 21440), (128, 19430), (134, 18560), (145, 17152), (160, 15544), (232, 10720), (256, 9715), (268, 9280), (290, 8576), (320, 7772), (335, 7424), (464, 5360), (536, 4640), (580, 4288), (640, 3886), (670, 3712), (928, 2680), (1072, 2320), (1160, 2144), (1280, 1943), (1340, 1856)]