40184018

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 73342584

約数和(自身を除く): 33158566

約数列:

[1, 2, 7, 14, 41, 49, 73, 82, 98, 137, 146, 274, 287, 511, 574, 959, 1022, 1918, 2009, 2993, 3577, 4018, 5617, 5986, 6713, 7154, 10001, 11234, 13426, 20002, 20951, 39319, 41902, 70007, 78638, 140014, 146657, 275233, 293314, 410041, 490049, 550466, 820082, 980098, 2870287, 5740574, 20092009, 40184018]

約数ペア:

[(1, 40184018), (2, 20092009), (7, 5740574), (14, 2870287), (41, 980098), (49, 820082), (73, 550466), (82, 490049), (98, 410041), (137, 293314), (146, 275233), (274, 146657), (287, 140014), (511, 78638), (574, 70007), (959, 41902), (1022, 39319), (1918, 20951), (2009, 20002), (2993, 13426), (3577, 11234), (4018, 10001), (5617, 7154), (5986, 6713)]