27820850

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{4003}}^1$

素因数の和:4154

約数の個数: 24

約数和(自身を含む): 52132080

約数和(自身を除く): 24311230

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 695, 1390, 3475, 4003, 6950, 8006, 20015, 40030, 100075, 200150, 556417, 1112834, 2782085, 5564170, 13910425, 27820850]

約数ペア:

[(1, 27820850), (2, 13910425), (5, 5564170), (10, 2782085), (25, 1112834), (50, 556417), (139, 200150), (278, 100075), (695, 40030), (1390, 20015), (3475, 8006), (4003, 6950)]