220122728

素因数分解:

$2^3\times 7^1\times {\mathrm{3930763}}^1$

素因数の和:3930776

約数の個数: 16

約数和(自身を含む): 471691680

約数和(自身を除く): 251568952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3930763, 7861526, 15723052, 27515341, 31446104, 55030682, 110061364, 220122728]

約数ペア:

[(1, 220122728), (2, 110061364), (4, 55030682), (7, 31446104), (8, 27515341), (14, 15723052), (28, 7861526), (56, 3930763)]