42951680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{8389}}^1$

素因数の和:8414

約数の個数: 44

約数和(自身を含む): 103045980

約数和(自身を除く): 60094300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 8389, 16778, 33556, 41945, 67112, 83890, 134224, 167780, 268448, 335560, 536896, 671120, 1073792, 1342240, 2147584, 2684480, 4295168, 5368960, 8590336, 10737920, 21475840, 42951680]

約数ペア:

[(1, 42951680), (2, 21475840), (4, 10737920), (5, 8590336), (8, 5368960), (10, 4295168), (16, 2684480), (20, 2147584), (32, 1342240), (40, 1073792), (64, 671120), (80, 536896), (128, 335560), (160, 268448), (256, 167780), (320, 134224), (512, 83890), (640, 67112), (1024, 41945), (1280, 33556), (2560, 16778), (5120, 8389)]