239902420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{521527}}^1$

素因数の和:521559

約数の個数: 24

約数和(自身を含む): 525700224

約数和(自身を除く): 285797804

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 521527, 1043054, 2086108, 2607635, 5215270, 10430540, 11995121, 23990242, 47980484, 59975605, 119951210, 239902420]

約数ペア:

[(1, 239902420), (2, 119951210), (4, 59975605), (5, 47980484), (10, 23990242), (20, 11995121), (23, 10430540), (46, 5215270), (92, 2607635), (115, 2086108), (230, 1043054), (460, 521527)]