3975680

素因数分解:

$2^9\times 5^1\times {\mathrm{1553}}^1$

素因数の和:1576

約数の個数: 40

約数和(自身を含む): 9538452

約数和(自身を除く): 5562772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 1553, 2560, 3106, 6212, 7765, 12424, 15530, 24848, 31060, 49696, 62120, 99392, 124240, 198784, 248480, 397568, 496960, 795136, 993920, 1987840, 3975680]

約数ペア:

[(1, 3975680), (2, 1987840), (4, 993920), (5, 795136), (8, 496960), (10, 397568), (16, 248480), (20, 198784), (32, 124240), (40, 99392), (64, 62120), (80, 49696), (128, 31060), (160, 24848), (256, 15530), (320, 12424), (512, 7765), (640, 6212), (1280, 3106), (1553, 2560)]