28344740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1433}}^1$

素因数の和:1508

約数の個数: 48

約数和(自身を含む): 63600768

約数和(自身を除く): 35256028

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1433, 1978, 2866, 3956, 4945, 5732, 7165, 9890, 14330, 19780, 28660, 32959, 61619, 65918, 123238, 131836, 164795, 246476, 308095, 329590, 616190, 659180, 1232380, 1417237, 2834474, 5668948, 7086185, 14172370, 28344740]

約数ペア:

[(1, 28344740), (2, 14172370), (4, 7086185), (5, 5668948), (10, 2834474), (20, 1417237), (23, 1232380), (43, 659180), (46, 616190), (86, 329590), (92, 308095), (115, 246476), (172, 164795), (215, 131836), (230, 123238), (430, 65918), (460, 61619), (860, 32959), (989, 28660), (1433, 19780), (1978, 14330), (2866, 9890), (3956, 7165), (4945, 5732)]