16828400

素因数分解:

$2^4\times 5^2\times {\mathrm{42071}}^1$

素因数の和:42089

約数の個数: 30

約数和(自身を含む): 40431192

約数和(自身を除く): 23602792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 42071, 84142, 168284, 210355, 336568, 420710, 673136, 841420, 1051775, 1682840, 2103550, 3365680, 4207100, 8414200, 16828400]

約数ペア:

[(1, 16828400), (2, 8414200), (4, 4207100), (5, 3365680), (8, 2103550), (10, 1682840), (16, 1051775), (20, 841420), (25, 673136), (40, 420710), (50, 336568), (80, 210355), (100, 168284), (200, 84142), (400, 42071)]