16940480

素因数分解:

$2^6\times 5^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:501

約数の個数: 56

約数和(自身を含む): 40709088

約数和(自身を除く): 23768608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 167, 317, 320, 334, 634, 668, 835, 1268, 1336, 1585, 1670, 2536, 2672, 3170, 3340, 5072, 5344, 6340, 6680, 10144, 10688, 12680, 13360, 20288, 25360, 26720, 50720, 52939, 53440, 101440, 105878, 211756, 264695, 423512, 529390, 847024, 1058780, 1694048, 2117560, 3388096, 4235120, 8470240, 16940480]

約数ペア:

[(1, 16940480), (2, 8470240), (4, 4235120), (5, 3388096), (8, 2117560), (10, 1694048), (16, 1058780), (20, 847024), (32, 529390), (40, 423512), (64, 264695), (80, 211756), (160, 105878), (167, 101440), (317, 53440), (320, 52939), (334, 50720), (634, 26720), (668, 25360), (835, 20288), (1268, 13360), (1336, 12680), (1585, 10688), (1670, 10144), (2536, 6680), (2672, 6340), (3170, 5344), (3340, 5072)]