2518632880

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{78511}}^1$

素因数の和:78925

約数の個数: 40

約数和(自身を含む): 5870499264

約数和(自身を除く): 3351866384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 3208, 4010, 6416, 8020, 16040, 32080, 78511, 157022, 314044, 392555, 628088, 785110, 1256176, 1570220, 3140440, 6280880, 31482911, 62965822, 125931644, 157414555, 251863288, 314829110, 503726576, 629658220, 1259316440, 2518632880]

約数ペア:

[(1, 2518632880), (2, 1259316440), (4, 629658220), (5, 503726576), (8, 314829110), (10, 251863288), (16, 157414555), (20, 125931644), (40, 62965822), (80, 31482911), (401, 6280880), (802, 3140440), (1604, 1570220), (2005, 1256176), (3208, 785110), (4010, 628088), (6416, 392555), (8020, 314044), (16040, 157022), (32080, 78511)]