2013111340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{18311}}^1$

素因数の和:18582

約数の個数: 48

約数和(自身を含む): 4430039040

約数和(自身を除く): 2416927700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 239, 460, 478, 956, 1195, 2390, 4780, 5497, 10994, 18311, 21988, 27485, 36622, 54970, 73244, 91555, 109940, 183110, 366220, 421153, 842306, 1684612, 2105765, 4211530, 4376329, 8423060, 8752658, 17505316, 21881645, 43763290, 87526580, 100655567, 201311134, 402622268, 503277835, 1006555670, 2013111340]

約数ペア:

[(1, 2013111340), (2, 1006555670), (4, 503277835), (5, 402622268), (10, 201311134), (20, 100655567), (23, 87526580), (46, 43763290), (92, 21881645), (115, 17505316), (230, 8752658), (239, 8423060), (460, 4376329), (478, 4211530), (956, 2105765), (1195, 1684612), (2390, 842306), (4780, 421153), (5497, 366220), (10994, 183110), (18311, 109940), (21988, 91555), (27485, 73244), (36622, 54970)]