20376960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10613}}^1$

素因数の和:10635

約数の個数: 64

約数和(自身を含む): 64957680

約数和(自身を除く): 44580720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 10613, 21226, 31839, 42452, 53065, 63678, 84904, 106130, 127356, 159195, 169808, 212260, 254712, 318390, 339616, 424520, 509424, 636780, 679232, 849040, 1018848, 1273560, 1358464, 1698080, 2037696, 2547120, 3396160, 4075392, 5094240, 6792320, 10188480, 20376960]

約数ペア:

[(1, 20376960), (2, 10188480), (3, 6792320), (4, 5094240), (5, 4075392), (6, 3396160), (8, 2547120), (10, 2037696), (12, 1698080), (15, 1358464), (16, 1273560), (20, 1018848), (24, 849040), (30, 679232), (32, 636780), (40, 509424), (48, 424520), (60, 339616), (64, 318390), (80, 254712), (96, 212260), (120, 169808), (128, 159195), (160, 127356), (192, 106130), (240, 84904), (320, 63678), (384, 53065), (480, 42452), (640, 31839), (960, 21226), (1920, 10613)]