213068780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{967}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 468357120

約数和(自身を除く): 255288340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 479, 958, 967, 1916, 1934, 2395, 3868, 4790, 4835, 9580, 9670, 11017, 19340, 22034, 22241, 44068, 44482, 55085, 88964, 110170, 111205, 220340, 222410, 444820, 463193, 926386, 1852772, 2315965, 4631930, 9263860, 10653439, 21306878, 42613756, 53267195, 106534390, 213068780]

約数ペア:

[(1, 213068780), (2, 106534390), (4, 53267195), (5, 42613756), (10, 21306878), (20, 10653439), (23, 9263860), (46, 4631930), (92, 2315965), (115, 1852772), (230, 926386), (460, 463193), (479, 444820), (958, 222410), (967, 220340), (1916, 111205), (1934, 110170), (2395, 88964), (3868, 55085), (4790, 44482), (4835, 44068), (9580, 22241), (9670, 22034), (11017, 19340)]