228984980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1635607}}^1$

素因数の和:1635623

約数の個数: 24

約数和(自身を含む): 549564288

約数和(自身を除く): 320579308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1635607, 3271214, 6542428, 8178035, 11449249, 16356070, 22898498, 32712140, 45796996, 57246245, 114492490, 228984980]

約数ペア:

[(1, 228984980), (2, 114492490), (4, 57246245), (5, 45796996), (7, 32712140), (10, 22898498), (14, 16356070), (20, 11449249), (28, 8178035), (35, 6542428), (70, 3271214), (140, 1635607)]