3142400

素因数分解:

$2^8\times 5^2\times {\mathrm{491}}^1$

素因数の和:517

約数の個数: 54

約数和(自身を含む): 7793772

約数和(自身を除く): 4651372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 491, 640, 800, 982, 1280, 1600, 1964, 2455, 3200, 3928, 4910, 6400, 7856, 9820, 12275, 15712, 19640, 24550, 31424, 39280, 49100, 62848, 78560, 98200, 125696, 157120, 196400, 314240, 392800, 628480, 785600, 1571200, 3142400]

約数ペア:

[(1, 3142400), (2, 1571200), (4, 785600), (5, 628480), (8, 392800), (10, 314240), (16, 196400), (20, 157120), (25, 125696), (32, 98200), (40, 78560), (50, 62848), (64, 49100), (80, 39280), (100, 31424), (128, 24550), (160, 19640), (200, 15712), (256, 12275), (320, 9820), (400, 7856), (491, 6400), (640, 4910), (800, 3928), (982, 3200), (1280, 2455), (1600, 1964)]