8734720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{853}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 20982780

約数和(自身を除く): 12248060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 853, 1024, 1280, 1706, 2048, 2560, 3412, 4265, 5120, 6824, 8530, 10240, 13648, 17060, 27296, 34120, 54592, 68240, 109184, 136480, 218368, 272960, 436736, 545920, 873472, 1091840, 1746944, 2183680, 4367360, 8734720]

約数ペア:

[(1, 8734720), (2, 4367360), (4, 2183680), (5, 1746944), (8, 1091840), (10, 873472), (16, 545920), (20, 436736), (32, 272960), (40, 218368), (64, 136480), (80, 109184), (128, 68240), (160, 54592), (256, 34120), (320, 27296), (512, 17060), (640, 13648), (853, 10240), (1024, 8530), (1280, 6824), (1706, 5120), (2048, 4265), (2560, 3412)]