222212890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{2017}}^1$

素因数の和:2526

約数の個数: 32

約数和(自身を含む): 418452480

約数和(自身を除く): 196239590

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 479, 958, 2017, 2395, 4034, 4790, 10085, 11017, 20170, 22034, 46391, 55085, 92782, 110170, 231955, 463910, 966143, 1932286, 4830715, 9661430, 22221289, 44442578, 111106445, 222212890]

約数ペア:

[(1, 222212890), (2, 111106445), (5, 44442578), (10, 22221289), (23, 9661430), (46, 4830715), (115, 1932286), (230, 966143), (479, 463910), (958, 231955), (2017, 110170), (2395, 92782), (4034, 55085), (4790, 46391), (10085, 22034), (11017, 20170)]