9899020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8389}}^1$

素因数の和:8457

約数の個数: 24

約数和(自身を含む): 21142800

約数和(自身を除く): 11243780

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 8389, 16778, 33556, 41945, 83890, 167780, 494951, 989902, 1979804, 2474755, 4949510, 9899020]

約数ペア:

[(1, 9899020), (2, 4949510), (4, 2474755), (5, 1979804), (10, 989902), (20, 494951), (59, 167780), (118, 83890), (236, 41945), (295, 33556), (590, 16778), (1180, 8389)]