1891520

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:297

約数の個数: 56

約数和(自身を含む): 4718304

約数和(自身を除く): 2826784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 257, 320, 368, 460, 514, 736, 920, 1028, 1285, 1472, 1840, 2056, 2570, 3680, 4112, 5140, 5911, 7360, 8224, 10280, 11822, 16448, 20560, 23644, 29555, 41120, 47288, 59110, 82240, 94576, 118220, 189152, 236440, 378304, 472880, 945760, 1891520]

約数ペア:

[(1, 1891520), (2, 945760), (4, 472880), (5, 378304), (8, 236440), (10, 189152), (16, 118220), (20, 94576), (23, 82240), (32, 59110), (40, 47288), (46, 41120), (64, 29555), (80, 23644), (92, 20560), (115, 16448), (160, 11822), (184, 10280), (230, 8224), (257, 7360), (320, 5911), (368, 5140), (460, 4112), (514, 3680), (736, 2570), (920, 2056), (1028, 1840), (1285, 1472)]