20356800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{4241}}^1$

素因数の和:4266

約数の個数: 84

約数和(自身を含む): 66803016

約数和(自身を除く): 46446216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 150, 160, 192, 200, 240, 300, 320, 400, 480, 600, 800, 960, 1200, 1600, 2400, 4241, 4800, 8482, 12723, 16964, 21205, 25446, 33928, 42410, 50892, 63615, 67856, 84820, 101784, 106025, 127230, 135712, 169640, 203568, 212050, 254460, 271424, 318075, 339280, 407136, 424100, 508920, 636150, 678560, 814272, 848200, 1017840, 1272300, 1357120, 1696400, 2035680, 2544600, 3392800, 4071360, 5089200, 6785600, 10178400, 20356800]

約数ペア:

[(1, 20356800), (2, 10178400), (3, 6785600), (4, 5089200), (5, 4071360), (6, 3392800), (8, 2544600), (10, 2035680), (12, 1696400), (15, 1357120), (16, 1272300), (20, 1017840), (24, 848200), (25, 814272), (30, 678560), (32, 636150), (40, 508920), (48, 424100), (50, 407136), (60, 339280), (64, 318075), (75, 271424), (80, 254460), (96, 212050), (100, 203568), (120, 169640), (150, 135712), (160, 127230), (192, 106025), (200, 101784), (240, 84820), (300, 67856), (320, 63615), (400, 50892), (480, 42410), (600, 33928), (800, 25446), (960, 21205), (1200, 16964), (1600, 12723), (2400, 8482), (4241, 4800)]