2536960

素因数分解:

$2^9\times 5^1\times {\mathrm{991}}^1$

素因数の和:1014

約数の個数: 40

約数和(自身を含む): 6088896

約数和(自身を除く): 3551936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 991, 1280, 1982, 2560, 3964, 4955, 7928, 9910, 15856, 19820, 31712, 39640, 63424, 79280, 126848, 158560, 253696, 317120, 507392, 634240, 1268480, 2536960]

約数ペア:

[(1, 2536960), (2, 1268480), (4, 634240), (5, 507392), (8, 317120), (10, 253696), (16, 158560), (20, 126848), (32, 79280), (40, 63424), (64, 39640), (80, 31712), (128, 19820), (160, 15856), (256, 9910), (320, 7928), (512, 4955), (640, 3964), (991, 2560), (1280, 1982)]