209957270

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{67079}}^1$

素因数の和:67399

約数の個数: 16

約数和(自身を含む): 379136160

約数和(自身を除く): 169178890

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 67079, 134158, 335395, 670790, 20995727, 41991454, 104978635, 209957270]

約数ペア:

[(1, 209957270), (2, 104978635), (5, 41991454), (10, 20995727), (313, 670790), (626, 335395), (1565, 134158), (3130, 67079)]