12378800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{4421}}^1$

素因数の和:4446

約数の個数: 60

約数和(自身を含む): 33996336

約数和(自身を除く): 21617536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 4421, 8842, 17684, 22105, 30947, 35368, 44210, 61894, 70736, 88420, 110525, 123788, 154735, 176840, 221050, 247576, 309470, 353680, 442100, 495152, 618940, 773675, 884200, 1237880, 1547350, 1768400, 2475760, 3094700, 6189400, 12378800]

約数ペア:

[(1, 12378800), (2, 6189400), (4, 3094700), (5, 2475760), (7, 1768400), (8, 1547350), (10, 1237880), (14, 884200), (16, 773675), (20, 618940), (25, 495152), (28, 442100), (35, 353680), (40, 309470), (50, 247576), (56, 221050), (70, 176840), (80, 154735), (100, 123788), (112, 110525), (140, 88420), (175, 70736), (200, 61894), (280, 44210), (350, 35368), (400, 30947), (560, 22105), (700, 17684), (1400, 8842), (2800, 4421)]