5438120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 12840660

約数和(自身を除く): 7402540

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 257, 460, 514, 529, 920, 1028, 1058, 1285, 2056, 2116, 2570, 2645, 4232, 5140, 5290, 5911, 10280, 10580, 11822, 21160, 23644, 29555, 47288, 59110, 118220, 135953, 236440, 271906, 543812, 679765, 1087624, 1359530, 2719060, 5438120]

約数ペア:

[(1, 5438120), (2, 2719060), (4, 1359530), (5, 1087624), (8, 679765), (10, 543812), (20, 271906), (23, 236440), (40, 135953), (46, 118220), (92, 59110), (115, 47288), (184, 29555), (230, 23644), (257, 21160), (460, 11822), (514, 10580), (529, 10280), (920, 5911), (1028, 5290), (1058, 5140), (1285, 4232), (2056, 2645), (2116, 2570)]