11720960

素因数分解:

$2^8\times 5^1\times {\mathrm{9157}}^1$

素因数の和:9178

約数の個数: 36

約数和(自身を含む): 28078428

約数和(自身を除く): 16357468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 9157, 18314, 36628, 45785, 73256, 91570, 146512, 183140, 293024, 366280, 586048, 732560, 1172096, 1465120, 2344192, 2930240, 5860480, 11720960]

約数ペア:

[(1, 11720960), (2, 5860480), (4, 2930240), (5, 2344192), (8, 1465120), (10, 1172096), (16, 732560), (20, 586048), (32, 366280), (40, 293024), (64, 183140), (80, 146512), (128, 91570), (160, 73256), (256, 45785), (320, 36628), (640, 18314), (1280, 9157)]