1531450

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:402

約数の個数: 24

約数和(自身を含む): 2884860

約数和(自身を除く): 1353410

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 281, 545, 562, 1090, 1405, 2725, 2810, 5450, 7025, 14050, 30629, 61258, 153145, 306290, 765725, 1531450]

約数ペア:

[(1, 1531450), (2, 765725), (5, 306290), (10, 153145), (25, 61258), (50, 30629), (109, 14050), (218, 7025), (281, 5450), (545, 2810), (562, 2725), (1090, 1405)]