1801600

素因数分解:

$2^7\times 5^2\times {\mathrm{563}}^1$

素因数の和:587

約数の個数: 48

約数和(自身を含む): 4458420

約数和(自身を除く): 2656820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 563, 640, 800, 1126, 1600, 2252, 2815, 3200, 4504, 5630, 9008, 11260, 14075, 18016, 22520, 28150, 36032, 45040, 56300, 72064, 90080, 112600, 180160, 225200, 360320, 450400, 900800, 1801600]

約数ペア:

[(1, 1801600), (2, 900800), (4, 450400), (5, 360320), (8, 225200), (10, 180160), (16, 112600), (20, 90080), (25, 72064), (32, 56300), (40, 45040), (50, 36032), (64, 28150), (80, 22520), (100, 18016), (128, 14075), (160, 11260), (200, 9008), (320, 5630), (400, 4504), (563, 3200), (640, 2815), (800, 2252), (1126, 1600)]