20010460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 44960832

約数和(自身を除く): 24950372

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1061, 1886, 2122, 3772, 4244, 4715, 5305, 9430, 10610, 18860, 21220, 24403, 43501, 48806, 87002, 97612, 122015, 174004, 217505, 244030, 435010, 488060, 870020, 1000523, 2001046, 4002092, 5002615, 10005230, 20010460]

約数ペア:

[(1, 20010460), (2, 10005230), (4, 5002615), (5, 4002092), (10, 2001046), (20, 1000523), (23, 870020), (41, 488060), (46, 435010), (82, 244030), (92, 217505), (115, 174004), (164, 122015), (205, 97612), (230, 87002), (410, 48806), (460, 43501), (820, 24403), (943, 21220), (1061, 18860), (1886, 10610), (2122, 9430), (3772, 5305), (4244, 4715)]