57520640

素因数分解:

$2^9\times 5^1\times {\mathrm{22469}}^1$

素因数の和:22492

約数の個数: 40

約数和(自身を含む): 137920860

約数和(自身を除く): 80400220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 22469, 44938, 89876, 112345, 179752, 224690, 359504, 449380, 719008, 898760, 1438016, 1797520, 2876032, 3595040, 5752064, 7190080, 11504128, 14380160, 28760320, 57520640]

約数ペア:

[(1, 57520640), (2, 28760320), (4, 14380160), (5, 11504128), (8, 7190080), (10, 5752064), (16, 3595040), (20, 2876032), (32, 1797520), (40, 1438016), (64, 898760), (80, 719008), (128, 449380), (160, 359504), (256, 224690), (320, 179752), (512, 112345), (640, 89876), (1280, 44938), (2560, 22469)]