1240208450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1908013}}^1$

素因数の和:1908038

約数の個数: 24

約数和(自身を含む): 2484234228

約数和(自身を除く): 1244025778

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1908013, 3816026, 9540065, 19080130, 24804169, 47700325, 49608338, 95400650, 124020845, 248041690, 620104225, 1240208450]

約数ペア:

[(1, 1240208450), (2, 620104225), (5, 248041690), (10, 124020845), (13, 95400650), (25, 49608338), (26, 47700325), (50, 24804169), (65, 19080130), (130, 9540065), (325, 3816026), (650, 1908013)]