13157780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12413}}^1$

素因数の和:12475

約数の個数: 24

約数和(自身を含む): 28154952

約数和(自身を除く): 14997172

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 12413, 24826, 49652, 62065, 124130, 248260, 657889, 1315778, 2631556, 3289445, 6578890, 13157780]

約数ペア:

[(1, 13157780), (2, 6578890), (4, 3289445), (5, 2631556), (10, 1315778), (20, 657889), (53, 248260), (106, 124130), (212, 62065), (265, 49652), (530, 24826), (1060, 12413)]