1455620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 3101784

約数和(自身を除く): 1646164

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 997, 1460, 1994, 3988, 4985, 9970, 19940, 72781, 145562, 291124, 363905, 727810, 1455620]

約数ペア:

[(1, 1455620), (2, 727810), (4, 363905), (5, 291124), (10, 145562), (20, 72781), (73, 19940), (146, 9970), (292, 4985), (365, 3988), (730, 1994), (997, 1460)]