28324420

素因数分解:

$2^2\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1861}}^1$

素因数の和:2631

約数の個数: 24

約数和(自身を含む): 59591448

約数和(自身を除く): 31267028

約数列:

[1, 2, 4, 5, 10, 20, 761, 1522, 1861, 3044, 3722, 3805, 7444, 7610, 9305, 15220, 18610, 37220, 1416221, 2832442, 5664884, 7081105, 14162210, 28324420]

約数ペア:

[(1, 28324420), (2, 14162210), (4, 7081105), (5, 5664884), (10, 2832442), (20, 1416221), (761, 37220), (1522, 18610), (1861, 15220), (3044, 9305), (3722, 7610), (3805, 7444)]