43385420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166867}}^1$

素因数の和:166889

約数の個数: 24

約数和(自身を含む): 98118384

約数和(自身を除く): 54732964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 166867, 333734, 667468, 834335, 1668670, 2169271, 3337340, 4338542, 8677084, 10846355, 21692710, 43385420]

約数ペア:

[(1, 43385420), (2, 21692710), (4, 10846355), (5, 8677084), (10, 4338542), (13, 3337340), (20, 2169271), (26, 1668670), (52, 834335), (65, 667468), (130, 333734), (260, 166867)]