9105920

素因数分解:

$2^9\times 5^1\times {\mathrm{3557}}^1$

素因数の和:3580

約数の個数: 40

約数和(自身を含む): 21839004

約数和(自身を除く): 12733084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3557, 7114, 14228, 17785, 28456, 35570, 56912, 71140, 113824, 142280, 227648, 284560, 455296, 569120, 910592, 1138240, 1821184, 2276480, 4552960, 9105920]

約数ペア:

[(1, 9105920), (2, 4552960), (4, 2276480), (5, 1821184), (8, 1138240), (10, 910592), (16, 569120), (20, 455296), (32, 284560), (40, 227648), (64, 142280), (80, 113824), (128, 71140), (160, 56912), (256, 35570), (320, 28456), (512, 17785), (640, 14228), (1280, 7114), (2560, 3557)]