285731840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{55807}}^1$

素因数の和:55832

約数の個数: 44

約数和(自身を含む): 685433856

約数和(自身を除く): 399702016

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, 55807, 111614, 223228, 279035, 446456, 558070, 892912, 1116140, 1785824, 2232280, 3571648, 4464560, 7143296, 8929120, 14286592, 17858240, 28573184, 35716480, 57146368, 71432960, 142865920, 285731840]

約数ペア:

[(1, 285731840), (2, 142865920), (4, 71432960), (5, 57146368), (8, 35716480), (10, 28573184), (16, 17858240), (20, 14286592), (32, 8929120), (40, 7143296), (64, 4464560), (80, 3571648), (128, 2232280), (160, 1785824), (256, 1116140), (320, 892912), (512, 558070), (640, 446456), (1024, 279035), (1280, 223228), (2560, 111614), (5120, 55807)]