8675840

素因数分解:

$2^9\times 5^1\times {\mathrm{3389}}^1$

素因数の和:3412

約数の個数: 40

約数和(自身を含む): 20807820

約数和(自身を除く): 12131980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3389, 6778, 13556, 16945, 27112, 33890, 54224, 67780, 108448, 135560, 216896, 271120, 433792, 542240, 867584, 1084480, 1735168, 2168960, 4337920, 8675840]

約数ペア:

[(1, 8675840), (2, 4337920), (4, 2168960), (5, 1735168), (8, 1084480), (10, 867584), (16, 542240), (20, 433792), (32, 271120), (40, 216896), (64, 135560), (80, 108448), (128, 67780), (160, 54224), (256, 33890), (320, 27112), (512, 16945), (640, 13556), (1280, 6778), (2560, 3389)]