2123756420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3661649}}^1$

素因数の和:3661687

約数の個数: 24

約数和(自身を含む): 4613679000

約数和(自身を除く): 2489922580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3661649, 7323298, 14646596, 18308245, 36616490, 73232980, 106187821, 212375642, 424751284, 530939105, 1061878210, 2123756420]

約数ペア:

[(1, 2123756420), (2, 1061878210), (4, 530939105), (5, 424751284), (10, 212375642), (20, 106187821), (29, 73232980), (58, 36616490), (116, 18308245), (145, 14646596), (290, 7323298), (580, 3661649)]