28724930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:795

約数の個数: 48

約数和(自身を含む): 58501440

約数和(自身を除く): 29776510

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 598, 739, 845, 1478, 1495, 1690, 2990, 3695, 3887, 7390, 7774, 9607, 16997, 19214, 19435, 33994, 38870, 48035, 84985, 96070, 124891, 169970, 220961, 249782, 441922, 624455, 1104805, 1248910, 2209610, 2872493, 5744986, 14362465, 28724930]

約数ペア:

[(1, 28724930), (2, 14362465), (5, 5744986), (10, 2872493), (13, 2209610), (23, 1248910), (26, 1104805), (46, 624455), (65, 441922), (115, 249782), (130, 220961), (169, 169970), (230, 124891), (299, 96070), (338, 84985), (598, 48035), (739, 38870), (845, 33994), (1478, 19435), (1495, 19214), (1690, 16997), (2990, 9607), (3695, 7774), (3887, 7390)]