18112000

素因数分解:

$2^9\times 5^3\times {\mathrm{283}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 45322992

約数和(自身を除く): 27210992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 283, 320, 400, 500, 512, 566, 640, 800, 1000, 1132, 1280, 1415, 1600, 2000, 2264, 2560, 2830, 3200, 4000, 4528, 5660, 6400, 7075, 8000, 9056, 11320, 12800, 14150, 16000, 18112, 22640, 28300, 32000, 35375, 36224, 45280, 56600, 64000, 70750, 72448, 90560, 113200, 141500, 144896, 181120, 226400, 283000, 362240, 452800, 566000, 724480, 905600, 1132000, 1811200, 2264000, 3622400, 4528000, 9056000, 18112000]

約数ペア:

[(1, 18112000), (2, 9056000), (4, 4528000), (5, 3622400), (8, 2264000), (10, 1811200), (16, 1132000), (20, 905600), (25, 724480), (32, 566000), (40, 452800), (50, 362240), (64, 283000), (80, 226400), (100, 181120), (125, 144896), (128, 141500), (160, 113200), (200, 90560), (250, 72448), (256, 70750), (283, 64000), (320, 56600), (400, 45280), (500, 36224), (512, 35375), (566, 32000), (640, 28300), (800, 22640), (1000, 18112), (1132, 16000), (1280, 14150), (1415, 12800), (1600, 11320), (2000, 9056), (2264, 8000), (2560, 7075), (2830, 6400), (3200, 5660), (4000, 4528)]